Effect of gamma irradiation on growth promoters and inhibitors in relation to shedding and yield in Vicia faba L. [in Egypt]

africa agricultural chemicals agronomic characters biological development crops dicotyledons economic plants egypt feed crops feed legumes gamma radiation growth growth inhibitors legumes leguminosae north africa papilionoideae physical states physiological functions physiology plant growth substances plants productivity profitability rosales vegetable crops vegetable legumes vicia vicia faba yields