Growth and productivity of top onion depending on the conditions of plant nutrition

Abstract

The urgency of the problem of optimizing the nutrition of top onion in the foothills of Adygea has identified the formulation of an experiment with the introduction of different doses of nitrophosphate and agrovitakva (AVA) in the form of nutrition. Dogadka variety of local breeding has been selected as an object of the study. The positive effect of fertilizers on the development of the leaf apparatus of plants, the structure of crop yield, commercial qualities of onions have been shown. The results of the chemical composition of onions of different variants of test are presented.

Keywords

• onion
• nitrophoska
• agrovitakva
• growth parameters
• productivity
• quality of harvest