There seems to be conflicting information about foliar fertilizers and their timing of application to cotton. Much of the confusion lies in the variety of fertilizer products available. A cotton fanner now has a choice of applying foliar fertilizers (according to fertilizer labels) beginning at the first true leaf stage and continuing until defoliation. This newsletter will focus on available i...

Nitrogen is the most important essential nutrient that plays a major role in achieving maximum crop yield in agriculture. Therefore, nitrogen fertilizers such as ammonium sulfate and urea have been extensively used in modern agriculture. These fertilizers are generally oxidized to nitrate via nitrite by nitrifying microorganisms in the agricultural field (4, 10, 11). The serious environmental p...

A field experiment was carried out in winter season 2019 using broad bean. This study is to evaluate the effect of P and K as Nano fertilizes foliar application at rate 0, 250 500 ppm for P, 150 300 on thegrowth productivity bean grown sandy soil Baloza Station-North Sinai Desert Research Center, Egypt, located 31 3ʹ 0 N32 36ʹ E. The treatments (P) (K) were added spray after 25, 50 75 (DFS).  R...