Open AccessEconomic evaluation of combined application of nitrogen fertilizers and crop protection chemicals in crop malting barley
Author(s) -
N.I. Hairova,
Г. И. Ваулина,
Regina Gurina
Publication year - 2015
Publication title -
vestnik rossijskogo universiteta družby narodov. seriâ agronomiâ i životnovodstvo
Language(s) - English
Resource type - Journals
eISSN - 2312-7988
pISSN - 2312-797X
DOI - 10.22363/2312-797x-2015-4-52-56
Subject(s) - agronomy , nitrogen fertilizer , nitrogen , crop , fertilizer , environmental science , biology , chemistry , organic chemistry
The paper presents data on the effect of combined application of nitrogen fertilizers and chemical plant protection products on the grain harvest of malting barley. Sound economic efficiency of grain of spring barley. In 2009-2011 research found that an integrated system of plant protection with the introduction of nitrogen fertilizer dose of 135 kg/ha is most effective and will provide additional 21.1 q/ha with the greatest return of 17.7%.