Economic evaluation of combined application of nitrogen fertilizers and crop protection chemicals in crop malting barley

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Abstract


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%.

About the authors

N I Hairova

Peoples’ Friendship University of Russia

Author for correspondence.
Email: nadj_82@mail.ru
Department of technosphere safety

G I Vaulina

Pryanishnikov Research Institute of Fertilizers and Agricultural Soil Science

Email: rina_gurinka@list.ru

R R Gurina

Peoples’ Friendship University of Russia

Email: rina_gurinka@list.ru
Department of technosphere safety

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Copyright (c) 2015 Хаирова Н.И., Ваулина Г.И., Гурина Р.Р.

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This work is licensed under a Creative Commons Attribution 4.0 International License.

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