THE EFFECT OF MINERAL FERTILIZER NORMS AND SUSPENSION APPLICATION ON THE FORMATION OF THE LEAF SURFACE OF OIL SUNFLOWER

Abstract

This article presents information on the effect of the use of
carbomide fertilizer in various norms in the suspension method against the
background of mineral fertilizers on the formation of the leaf surface of the
Sunflower charming variety. According to him, when applying a suspension
prepared in the norms of mineral fertilizers Fon N-150, P-75, K-100, urea 7.0; 9.0
and 11.0 kg/GA, the leaf surface is 18.6 by periods; 26.6 and 35.6 thousand M2/ga,
while mineral fertilizer Fon N-200, P-125, k-150, urea 7.0; When a suspension
prepared in the norms of 9.0 and 11.0 kg/ha was applied, it was found that the leaf
surface recorded the best result, accounting for periods of 18.8; 26.9 and 36.2
thousand m2/ha.