Research Article | | Peer-Reviewed

Comparative Effects of Fenugreek Rotation with Bread Wheat to Enhancing Wheat Productivity at Highland and Mid-altitudes of Bale, South-eastern Ethiopia

Received: 15 June 2026     Accepted: 6 July 2026     Published: 11 August 2026
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Abstract

In the Bale zone, the farmers dominantly rely on the monoculture of wheat, which currently imposes its detrimental consequences on the depletion of soil fertility and has a high risk of low crop production. Therefore, an on-farm experiment was conducted to determine the importance of rotating fenugreek with bread wheat there; to determine the effects of fenugreek rotation with bread wheat on the yield components and yield of bread wheat varieties at Bale; and to study the compatibility and productivity of the fenugreek and bread wheat rotation system under the Bale highlands and mid-altitudes of East Bale. The growth and agronomic traits of fenugreek and bread wheat were affected by rotations. The highest plant height of fenugreek (50.67 cm) was recorded from the Burqa variety when grown, followed by the Senate variety of bread wheat. The highest bread wheat plant height (108.0 cm) was recorded when the Senate variety was grown, followed by the Hundaol variety. The number of primary branches per plant in fenugreek was observed to be high when it was planted after bread wheat. The maximum number of pods per plant (21.80) was obtained when Hundaol planted the following Senate variety. The maximum spike length (6.50 cm) was recorded when the Galan variety was planted after the Hundaol varieties of fenugreek, and the highest number of seeds per pod (12.87) was obtained from the Burqa variety of fenugreek when grown with the Senate variety of bread wheat. The highest number of seeds per spike (53.70) was obtained when wheat grew after a wheat-fenugreek-wheat rotation. The maximum seed yield of fenugreek (1647 kg ha⁻1) was recorded when it grew after wheat. On the other hand, the maximum grain yield (6232 kg ha⁻1) in wheat was gained when Senate grew after fenugreek. The minimum seed yield of fenugreek and wheat grain yield was obtained from monocropping. This experiment revealed that the first wheat following a fenugreek precursor crop in rotation resulted in superior grain yields of bread wheat. Low grain yields were obtained from the continuous wheat rotations at Bale. The result indicates the need to encourage the adoption of appropriate wheat rotations by farmers in the highlands of the Bale zone and similar agroecologies.

Published in American Journal of Plant Biology (Volume 11, Issue 3)
DOI 10.11648/j.ajpb.20261103.19
Page(s) 113-119
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2026. Published by Science Publishing Group

Keywords

Rotation, Fenugreek, Bread Wheat, Primary Branches, Spike

1. Introduction
Fenugreek (Trigonellafoenum-graecumL.) is an annual herb which belongs to the family Fabaceae . It is a multipurpose spice crop; every part of the plant is being used as leafy vegetable, fodder and condiment . Fenugreek is one of the oldest known medicinal plants that have been documented in ancient herbal publications, religious scriptures, travel records and anecdotes dating back in human history . Beyond fixing nitrogen, it covers the surface soil and suppresses weeds and reduces soil erosion.
Crop rotation is thought to be a useful means of minimizing the risks of agricultural production. Legumes in crop rotation systems play a significant role in improving soil fertility . Pests and diseases are major constraints, and their effect would be managed using rotation crops such as potatoes, cereals, and legumes. The inclusion of legumes in a cropping sequence has the potential to improve soil quality, porosity, and structure and influence specific microorganism populations in the rhizosphere for the benefit of the subsequent crops. Intensive cultivation under one crop may leave compacted soils for the next, while late harvesting may impede preparation for the follow-up planting. Previous studies have shown significant yield advantage of crop rotation as compared to mono cropping . Farmers in Bale dominantly relied upon monoculture of cereals (mainly wheat), which currently imposes its detrimental consequences like depletion of soil fertility, greater risk during crop and/or market failure, abandonment of crop diversity that caused development of herbicide-resistant noxious-weeds, diseases and insect pests associated with single cropping. Fenugreek is one of the potentials "break-crops" for the ever-increasing cereal mono-cropping system in Bale. Information on crop rotation system in Bale zone is not practiced well by farmers. Thus, there is a need to study such type of crop rotation system in the Zone.
Objectives:
1) to determine the effects of fenugreek rotation with bread wheat on the yield components and yield of bread wheat varieties in wheat growing districts of Bale Zone, and
2) to evaluate the compatibility of fenugreek and bread wheat in a rotation system under wheat growing districts of Bale Zone.
2. Materials and Methods
2.1. Description of Study Area
The experiment was conducted at on-station at Sinana and Gololcha in Bale and East Bale Zones, Oromia Regional State, in 2021 to 2023. The experiment was conducted only at Sinana on-station. Sinana is located 07o 07’10.837” N latitude and 040o 13’32.933” E longitude; and 2400 m a.s.l.) and it is found 463 km south east of Finfinnee and 33 km East of Robe, the capital of Bale zone while Gololcha is is located 540 km away from Addis Ababa to Southeastern.
These area follows a bimodal rainfall patterns and has two separate cropping seasons locally called bona and gana. The main season bona extends from September to November and gana from March to May. The soil type of both areas is Vertisols and cereals, pulses, vegetables are mainly grown under rain fed and irrigation.
2.2. Treatments and Experimental Design
The improved bread wheat varieties “Gelan and Sanate” was used as main crop and the improved fenugreek variety “Burqa and Hundaol” was used as precursor crop were used as a planting material and grown on the selected site and plots except the control plots. The experiment was laid out in a randomized complete block design in three replications. The treatment arrangement was given in Table 1.
Table 1. Treatment arrangements used in the study.

S. N

Year 1

Year 2

Year 3

1

Burqa

Burqa

Burqa

2

Hundaol

Hundaol

Hundaol

3

Gelan

Gelan

Gelan

4

Sanate

Sanate

Sanate

5

Burqa

Gelan

Burqa

6

Burqa

Sanate

Burqa

7

Hundaol

Sanate

Hundaol

8

Hundaol

Gelan

Hundaol

9

Gelan

Burqa

Gelan

10

Gelan

Hundaol

Gelan

11

Sanate

Hundaol

Sanate

12

Sanate

Burqa

Sanate

2.3. Experimental Procedure and Field Management
The experimental field was ploughed by oxen except the first year of the experiment establishment which is ploughed by tractor and the soil was pulverized to a fine tilth by hand digging. Site demarcation and Blocking were done and fixed for the experimental year. The gross plot size of 1.8 m × 3 m (5.4 m2) was used for both crops. The spacing of 30 cm and 10 cm for fenugreek and 20 cm and 10 cm for wheat between rows and plants respectively was used. The four middle rows were used for data collection for fenugreek, and 7 rows were used for data collection for wheat. Fertilizer application and other management practices were done for both crops as per recommendation.
2.4. Data Collection
The Yield and yield related parameters such as plant height, number of primary branches per plant, number of pod per plant, number of seed per pod and total seed yield were taken for fenugreek and the Yield and yield related parameters such as plant height, number of tillers per plant, spike length, number of seed per spike and total grain yield were also taken for bread wheat. The collected data was subjected to analysis of variance (ANOVA) procedure using software.
2.5. Soil Sampling and Analysis
Soil sample was collected from the entire experimental plot before planting using zigzag pattern to determine the soil status. Additionally, soil sample was taken from each experimental plot after harvesting and was analyzed for their physico-chemical properties.
3. Results and Discussion
3.1. Pre-Soil Physico-chemical Properties of the Experimental Site
The important physicochemical properties of the experimental soil were taken following the standard methods and procedures. Composite soil samples were initially taken just before starting the study at the depth of 0-30 cm. Accordingly, the textures of the soil of both locations were dominated by the clay fraction (Table 2). The clay texture indicates the degree of weathering, nutrient availability, and water-holding capacity of the soil. The pH was neutral, organic carbon was low, total nitrogen was medium, and available phosphorus was medium for Sinana. At Gololcha, the pH was neutral, organic carbon was medium, total nitrogen was low, and available phosphorus was medium (Table 2). The pre-sowing soil analysis indicated that external application of nutrients or amendments to the experimental sites.
3.2. Post- Soil Physico-chemical Properties of the Experimental Site
The post-harvest physiochemical characteristics of the soil for bread wheat with fenugreek rotation are presented in Table 3. Post-harvest soil analysis of soil revealed soil organic matter and total nitrogen increased when fenugreek is used as a precursor crop, and available phosphorus increased when wheat was used as a precursor crop.
The saturation of crop rotation systems with cereals results in a reduction of TN in the soil . The noted reduction in the TN soil content under continuous growing of crops usually corresponds to the reduction in the soil organic carbon content The soil sampled from crop rotation contained higher amounts of available P than the soil from the field of continuous wheat cropping .
Table 2. Selected soil physico-chemical properties of the experimental sites before planting.

Sinana

Gololcha

Properties

Result

Rating

Result

Rating

References

Physical properties

Sand (%)

22

20

Silt (%)

26

25

Clay (%)

51

55

Textural Class

Clay

Clay

Chemical properties

pH (1: 2.5 H2O)

6.82

Neutral

6.01

Neutral

Organic Carbon /OC/ (%)

1.18

Low

1.22

Medium

Total nitrogen /TN/ (%)

0.16

Medium

0.11

Low

Available phosphorus /P/ (ppm)

10.23

Medium

12.8

Medium

Table 3. Soil physic-chemical properties over years.

Sinana

Gololcha

Treatments

pH

OC

TN

P

pH

OC

TN

P

Rotation

Y-2

Y-3

Y-2

Y-3

Y-2

Y-3

Y-2

Y-3

Y-2

Y-2

Y-2

Y-2

F1-F1-F1

6.82

6.82

1.18

1.56

0.15

0.15

11.86

11.86

6.01

1.23

0.27

12.8

F2-F2-F2

6.82

6.82

1.18

1.56

0.15

0.15

11.86

11.86

6.01

1.23

0.27

12.8

W1-W1-W1

6.82

6.82

1.18

1.18

0.13

0.13

12.42

12.42

6.01

1.22

0.25

13.0

W2-W2-W2

6.82

6.82

1.18

1.18

0.13

0.13

12.42

12.42

6.01

1.22

0.25

13.0

F1-W1-F1

6.82

6.82

1.18

1.62

0.14

0.14

12.55

12.55

6.01

1.23

0.27

13.0

F1-W2-F1

6.82

6.82

1.18

1.62

0.14

0.14

12.55

12.55

6.01

1.23

0.27

13.0

F2-W1-F2

6.82

6.82

1.18

1.62

0.14

0.14

12.55

12.55

6.01

1.23

0.27

13.0

F2-W2-F2

6.82

6.82

1.18

1.62

0.14

0.14

12.55

12.55

6.01

1.23

0.27

13.0

W1-F1-W1

6.82

6.82

1.18

1.51

0.15

0.15

12.55

12.55

6.01

1.23

0.27

13.0

W1-F2-W1

6.82

6.82

1.18

1.51

0.15

0.15

12.55

12.55

6.01

1.23

0.27

13.0

W2-F1-W2

6.82

6.82

1.18

1.51

0.15

0.15

12.55

12.55

6.01

1.23

0.27

13.0

W2-F2-W2

6.82

6.82

1.18

1.51

0.15

0.15

12.55

12.55

6.01

1.23

0.27

13.0

F1=Burqa variety; F2=Hundaol variety; W1=Galan variety and W2= Sanate variety; Y-2=Year two; Y-3=Year three; OC= Organic Carbon; TN=total nitrogen; P= Phosphorus
3.3. Plant Height
The height of Fenugreek and bread wheat was affected by rotation of fenugreek with bread wheat varieties. The highest of fenugreek (50.67 cm) was recorded from the variety Burqa followed by a bread wheat variety Senate while the least was recorded from continuous fenugreek cropping. Similarly, the tallest bread wheat plant height (108.0 cm) was recorded when Senate variety grow followed Hundaol Variety while the lowest bread wheat plant height was recorded when wheat planted followed wheat repetitively.
3.4. Number of Primary Branches Per Plant
The number of primary branches of fenugreek varieties was affected by rotation of fenugreek with wheat varieties. The more number of primary branches of fenugreek per plant was observed from Burqa variety when planted after Senate variety of Bread wheat. However, lower number of primary branches per plant was observed when fenugreek varieties were planted on their own plot continually (Table 3).
3.5. Number of Tillers Per Plant
The number of tillers per plant of wheat was affected by rotation of fenugreek varieties with bread wheat varieties. The result of study indicated that the number of tillers per plant show the increment trend when wheat grow after wheat (Table 3). The more number of tillers per plant (3.93) was obtained when wheat grow following fenugreek varieties.
3.6. Number of Pod Per Plant
The number pod per plant of fenugreek was influenced by rotation wheat with fenugreek. The result of study indicated that if fenugreek varieties were rotate with wheat varieties the number of pod per plant affected. Thus the maximum number of pod per plant (21.80) was obtained when Hundaol planted following Senate variety. On the other hand the minimum number of pod per plant of fenugreek varieties was obtained if fenugreek grows continually on the same land over years.
3.7. Spike Length
The spike length of bread wheat was affected by rotation of bread wheat varieties with fenugreek varieties. The maximum spike length (6.50 cm) was recorded when Galan variety was planted after Hundaol varieties of fenugreek while the lowest spike length was recorded when wheat grow followed wheat.
3.8. Number of Seed Per Pod
The number of seed per pod of fenugreek was influenced by rotation of fenugreek with bread wheat. As fenugreek grow as mono cropping the number of seed per pod show decreasing trend whereas the fenugreek grow following bread wheat the higher number of seed per pod of fenugreek was obtained. Thus the highest number of seed per pod (12.87) was obtained from Burqa variety of fenugreek when grew followed Senate variety of bread wheat (Table 3).
3.9. Number Seed per Spike
Bread wheat followed by fenugreek showed the number of seed per spike of bread wheat than bread wheat followed by bread wheat. The highest number of seed per spike (53.70) was obtained when wheat grow after wheat-fenugreek-wheat rotation. The lowest number seed per spike was obtained when wheat grow continuously on its own plot.
3.10. Seed and Grain Yield
The results of the study indicated that crop rotation affected seed yield of fenugreek, and grain yield of wheat was affected by rotating wheat with fenugreek. The maximum seed yield of fenugreek (1647 kg ha⁻1) was obtained when the fenugreek (Buqa) variety grew after wheat. On the other hand, the maximum grain yield of bread wheat (6232 kg ha⁻1) was observed when Senate grew after fenugreek. The minimum yield of fenugreek and wheat was obtained from continuous cropping. This is probably due to the improvement in soil fertility with different crops compared to continuous wheat cropping.
This indicates continuous wheat cropping in small-scale farms reduces bread wheat yield due to no host break for soil-borne disease and different pests. The higher yield of wheat in crop rotation with fenugreek is due to nitrogen fixation, and variation in root structure and depth is another benefit of crop rotation for change in soil fertility and can influence yield of crops by altering the physical and morphological properties of the soil. This result is similar to the findings of .
Rotation with pulse crop species, particularly the fenugreek crop, increased wheat grain yield in succeeding crops. This experiment revealed that the first wheat following a fenugreek precursor crop in rotation resulted in superior grain yields of bread wheat.
Table 4. Mean Performance of agronomic parameters and yield of Fenugreek and Bread Wheat varieties at sinana on-station during 2021, 2022 and 2023.

Treatment

PH (cm)

NPB/TPP

N Pod plant-1 / SL (cm)

N seed Pod-1/ N seed spike-1

Seed/Grain yield (kg ha-1)

2021

2022

2023

2021

2022

2023

2021

2022

2023

2021

2022

2023

2021

2022

2023

F1F1F1

48.73

48.07

48.67

3.60

3.55

3.50

20.20

20.10

20.00

12.40

12.20

12.00

1569

1556

1550

F2F2F2

48.27

47.40

48.20

3.60

3.40

3.00

20.30

20.20

20.10

12.67

12.53

11.47

1594

1550

1538

F1W1F2

48.00

102.60

48.48

3.87

3.93

3.90

20.40

5.93

20.60

12.00

49.73

12.67

1592

6170

1663

F1W2F2

48.67

105.80

49.04

3.47

3.73

3.60

20.93

5.93

21.80

11.93

45.93

12.77

1545

6232

1585

F2W2F1

48.13

98.73

50.67

3.53

3.73

4.30

20.07

5.80

20.30

11.93

42.00

12.87

1588

6124

1638

F2W1F1

47.67

101.93

49.56

4.00

3.67

3.80

20.80

6.40

21.20

11.67

46.60

11.80

1560

6158

1647

W1W1W1

98.13

98.00

97.56

3.40

3.20

3.10

4.27

4.20

4.10

50.80

47.87

44.87

5600

5558

5354

W2W2W2

100.80

98.33

98.23

3.83

3.60

3.30

5.60

5.33

5.20

45.80

43.80

40.87

6015

5880

5697

W1F2W2

98.60

46.40

108.00

3.00

3.07

3.20

5.60

20.27

5.80

50.67

12.73

45.07

5948

1590

6014

W1F1W2

98.40

46.33

107.00

3.23

3.80

3.60

5.67

20.80

6.40

45.80

12.67

47.27

6015

1553

6190

W2F1W1

99.13

43.93

104.00

3.60

3.40

3.76

5.53

20.80

5.60

50.80

12.33

53.70

5962

1533

6109

W2F2W1

99.27

48.60

105.00

3.13

3.20

3.80

5.75

21.67

6.50

50.47

12.27

53.40

5984

1564

6193

F1=Burqa variety; F2=Hundaol variety; W1=Galan variety and W2= Sanate variety; PH= plat height; NPB= number of primary branch; NTPP= number of tiller per plant
Table 5. Performance of agronomic parameters and yield of Fenugreek and Bread wheat varieties at Gololcha during 2021 and 2022.

Treatment

PH (cm)

NPb/TPP

N Pod plant-1 / SL (cm)

N seed Pod-1/ N Seed spike-1

Seed yield (kg ha-1)

2021

2022

2021

2022

2021

2022

2021

2022

2021

2022

F1F1

35.53

40.87

3.93

3.73

13.33

10.73

11.87

12.73

1505

1533

F2F2

37.07

35.20

3.53

4.47

13.67

13.13

12.07

12.40

1580

1554

F1W1

34.33

80.27

3.27

1.80

12.33

6.73

12.60

30.60

1573

4524

F1W2

34.60

72.80

3.47

1.87

12.53

5.067

11.67

32.07

1527

5258

F2W2

35.07

73.20

3.20

1.93

13.80

5.00

11.93

33.53

1545

4978

F2W1

35.00

78.27

3.60

1.73

12.93

6.67

12.33

34.20

1569

4986

W1W1

87.13

79.13

3.40

2.00

5.40

7.73

43.53

33.07

5508

4876

W2W2

82.87

73.87

3.47

1.67

5.73

5.33

48.40

35.13

5521

4940

W1F2

88.27

40.33

2.87

4.60

5.40

14.53

43.27

13.00

5480

1654

W1F1

82.80

39.13

3.33

3.80

5.33

14.33

42.53

11.80

5445

1685

W2F1

82.80

40.40

3.00

3.80

5.40

12.93

44.00

12.27

5410

1584

W2F2

84.80

40.40

3.00

3.00

5.40

9.60

47.93

11.20

5584

1689

F1=Burqa variety; F2=Hundaol variety; W1=Galan variety and W2= Sanate variety; PH= plant height; NPB= number of primary branch; NTPP= number of tiller per plant
4. Conclusion and Recommendations
The growth parameters and yield of fenugreek and bread wheat was affected by rotations of fenugreek with bread wheat. Plant height, number of primary branches per plant, number of pod per plant, number of seed per pod and seed yield of fenugreek were influenced by rotation of fenugreek with bread wheat. On the other, plant height, numbers of tillers per plant, spike length, number of seed per spike and grain yield of bread wheat were affected by rotation of fenugreek and bread wheat.
The more number of primary branches of fenugreek per plant was observed from Burqa variety when planted after Senate variety of Bread wheat and more number of tillers per plant was obtained when wheat grow following fenugreek. The maximum number of pod per plant was obtained when Hundaol planted following Senate variety. On the other hand, the lowest number of pod per plant of fenugreek varieties was obtained if fenugreek grows continually on the same land over years.
The maximum spike length (6.50 cm) was recorded when Galan variety was planted after Hundaol varieties of fenugreek while the minimum spike length was recorded when wheat grow followed wheat. The highest number of seed per pod (12.87) was obtained from Burqa variety of fenugreek when grew Senate variety of bread wheat. The maximum spike length (6.50 cm) was recorded when Galan variety was planted after Hundaol variety of fenugreek while the lowest spike length was recorded when wheat grow followed wheat.
The highest number of seed per spike (53.70) was obtained when wheat grow after wheat-fenugreek-wheat rotation. The maximum seed yield of fenugreek (1647 kg ha-1) was gained when fenugreek (Buqa) variety grow after wheat. On the other hand, the maximum grain yield of bread wheat (6232 kg ha-1) was gained when Senate grow after fenugreek. The minimum seed yield of fenugreek and grain yield of wheat was obtained continuous cropping. This could be due to the improvement in soil fertility with different crops compared to continuous wheat cropping. This indicates continuous wheat cropping in small scale farmers reduce bread wheat yield due to no host break for soil born disease and different pests.
Rotation with pulse crop species, particularly the fenugreek crop, increased wheat grain yield in succeeding crops. This experiment revealed that the first wheat following a fenugreek precursor crop in rotation resulted in superior grain yields of bread wheat. The low yields obtained from the continuous wheat rotations at Bale. The result indicates the need to encourage the adoption of appropriate wheat rotations by peasant in the high lands of Bale zone and similar agro ecologies known by wheat production.
Abbreviations

RCBD

Randomized Complete Block Design

ANOVA

Analysis of Variance

LSD

Least Significant Difference

SNNPR

Southern Nations Nationalities and People Representatives

ISVCDOSP

Inclusive and Sustainable Value Chains Development in Oromia, Sidama and SNNPR Project

OC

Organic Carbon

OM

Organic Matter

Kg ha-1

Kilogram Per Hectare

m.a.s.l

Meter Above Sea Level

km

Kilometer

m

Meter

cm

Centimeter

%

Percentage

Acknowledgments
The authors would like to thank Inclusive and Sustainable Value Chains Development in Oromia, Sidama and SNNPR Project (ISVCDOSP) for funding this work and the Horticulture and Spices Research Team of Sinana Agricultural Research Centre for the successful implementation of the study.
Author Contributions
Chala Gutema: Conceptualization, Resources
Conflicts of Interest
The author declares no conflicts of interest.
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[14] Woźniak A., Kawecka-Radomska M. 2016. Crop management effect on chemical and biological properties of soil. Int. J. Plant Prod., 10(3): 391-402.
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    Gutema, C. (2026). Comparative Effects of Fenugreek Rotation with Bread Wheat to Enhancing Wheat Productivity at Highland and Mid-altitudes of Bale, South-eastern Ethiopia. American Journal of Plant Biology, 11(3), 113-119. https://doi.org/10.11648/j.ajpb.20261103.19

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    Gutema, C. Comparative Effects of Fenugreek Rotation with Bread Wheat to Enhancing Wheat Productivity at Highland and Mid-altitudes of Bale, South-eastern Ethiopia. Am. J. Plant Biol. 2026, 11(3), 113-119. doi: 10.11648/j.ajpb.20261103.19

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    AMA Style

    Gutema C. Comparative Effects of Fenugreek Rotation with Bread Wheat to Enhancing Wheat Productivity at Highland and Mid-altitudes of Bale, South-eastern Ethiopia. Am J Plant Biol. 2026;11(3):113-119. doi: 10.11648/j.ajpb.20261103.19

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  • @article{10.11648/j.ajpb.20261103.19,
      author = {Chala Gutema},
      title = {Comparative Effects of Fenugreek Rotation with Bread Wheat to Enhancing Wheat Productivity at Highland and Mid-altitudes of Bale, South-eastern Ethiopia},
      journal = {American Journal of Plant Biology},
      volume = {11},
      number = {3},
      pages = {113-119},
      doi = {10.11648/j.ajpb.20261103.19},
      url = {https://doi.org/10.11648/j.ajpb.20261103.19},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajpb.20261103.19},
      abstract = {In the Bale zone, the farmers dominantly rely on the monoculture of wheat, which currently imposes its detrimental consequences on the depletion of soil fertility and has a high risk of low crop production. Therefore, an on-farm experiment was conducted to determine the importance of rotating fenugreek with bread wheat there; to determine the effects of fenugreek rotation with bread wheat on the yield components and yield of bread wheat varieties at Bale; and to study the compatibility and productivity of the fenugreek and bread wheat rotation system under the Bale highlands and mid-altitudes of East Bale. The growth and agronomic traits of fenugreek and bread wheat were affected by rotations. The highest plant height of fenugreek (50.67 cm) was recorded from the Burqa variety when grown, followed by the Senate variety of bread wheat. The highest bread wheat plant height (108.0 cm) was recorded when the Senate variety was grown, followed by the Hundaol variety. The number of primary branches per plant in fenugreek was observed to be high when it was planted after bread wheat. The maximum number of pods per plant (21.80) was obtained when Hundaol planted the following Senate variety. The maximum spike length (6.50 cm) was recorded when the Galan variety was planted after the Hundaol varieties of fenugreek, and the highest number of seeds per pod (12.87) was obtained from the Burqa variety of fenugreek when grown with the Senate variety of bread wheat. The highest number of seeds per spike (53.70) was obtained when wheat grew after a wheat-fenugreek-wheat rotation. The maximum seed yield of fenugreek (1647 kg ha⁻1) was recorded when it grew after wheat. On the other hand, the maximum grain yield (6232 kg ha⁻1) in wheat was gained when Senate grew after fenugreek. The minimum seed yield of fenugreek and wheat grain yield was obtained from monocropping. This experiment revealed that the first wheat following a fenugreek precursor crop in rotation resulted in superior grain yields of bread wheat. Low grain yields were obtained from the continuous wheat rotations at Bale. The result indicates the need to encourage the adoption of appropriate wheat rotations by farmers in the highlands of the Bale zone and similar agroecologies.},
     year = {2026}
    }
    

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  • TY  - JOUR
    T1  - Comparative Effects of Fenugreek Rotation with Bread Wheat to Enhancing Wheat Productivity at Highland and Mid-altitudes of Bale, South-eastern Ethiopia
    AU  - Chala Gutema
    Y1  - 2026/08/11
    PY  - 2026
    N1  - https://doi.org/10.11648/j.ajpb.20261103.19
    DO  - 10.11648/j.ajpb.20261103.19
    T2  - American Journal of Plant Biology
    JF  - American Journal of Plant Biology
    JO  - American Journal of Plant Biology
    SP  - 113
    EP  - 119
    PB  - Science Publishing Group
    SN  - 2578-8337
    UR  - https://doi.org/10.11648/j.ajpb.20261103.19
    AB  - In the Bale zone, the farmers dominantly rely on the monoculture of wheat, which currently imposes its detrimental consequences on the depletion of soil fertility and has a high risk of low crop production. Therefore, an on-farm experiment was conducted to determine the importance of rotating fenugreek with bread wheat there; to determine the effects of fenugreek rotation with bread wheat on the yield components and yield of bread wheat varieties at Bale; and to study the compatibility and productivity of the fenugreek and bread wheat rotation system under the Bale highlands and mid-altitudes of East Bale. The growth and agronomic traits of fenugreek and bread wheat were affected by rotations. The highest plant height of fenugreek (50.67 cm) was recorded from the Burqa variety when grown, followed by the Senate variety of bread wheat. The highest bread wheat plant height (108.0 cm) was recorded when the Senate variety was grown, followed by the Hundaol variety. The number of primary branches per plant in fenugreek was observed to be high when it was planted after bread wheat. The maximum number of pods per plant (21.80) was obtained when Hundaol planted the following Senate variety. The maximum spike length (6.50 cm) was recorded when the Galan variety was planted after the Hundaol varieties of fenugreek, and the highest number of seeds per pod (12.87) was obtained from the Burqa variety of fenugreek when grown with the Senate variety of bread wheat. The highest number of seeds per spike (53.70) was obtained when wheat grew after a wheat-fenugreek-wheat rotation. The maximum seed yield of fenugreek (1647 kg ha⁻1) was recorded when it grew after wheat. On the other hand, the maximum grain yield (6232 kg ha⁻1) in wheat was gained when Senate grew after fenugreek. The minimum seed yield of fenugreek and wheat grain yield was obtained from monocropping. This experiment revealed that the first wheat following a fenugreek precursor crop in rotation resulted in superior grain yields of bread wheat. Low grain yields were obtained from the continuous wheat rotations at Bale. The result indicates the need to encourage the adoption of appropriate wheat rotations by farmers in the highlands of the Bale zone and similar agroecologies.
    VL  - 11
    IS  - 3
    ER  - 

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    1. 1. Introduction
    2. 2. Materials and Methods
    3. 3. Results and Discussion
    4. 4. Conclusion and Recommendations
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