Department of Botany & Microbiology, Faculty of Science，Assiut University,
Water Requirement and Field Irrigation Research Department at Soil, Water and Environment Research institute, Agriculture Research Center,
Central Lab. Of Organic Agriculture, Agricultural Research Center,
Adel Fahmi Ahmed
Medicinal and Aromatic Plants Researches Department，Horticulture Research Institute, Agricultural Research Center,
Department of Biochemistry, Niigata University,
Niigata, Nishi-Ku, Japan
As our food needs of different crops, vegetables and fruits increased and also the continuous variation of the climatic changes, it was necessary to find materials and ways to enhance the plant growth, management water uptake and increase its resistance against the changing of the environmental conditions and pollution. Plant growth stimulators assist the plant to tolerate the biotic and a biotic stress, keep its growing in hard environmental conditions, and increased its productivity.