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Influence of predecessors and nitric fertilizers on productivity of spring wheat at the irrigation in the conditions of Mesopotamic plain of the Central Iraq

By A V Shuravilin, - Sadyk Obejd Hasun and V V Borodychev


The results of researches on formation of productivity of spring wheat are resulted at an irrigation depending on predecessors and doses of entering of nitric fertilizers in the conditions of Mesopotamic plain of Iraq. It is revealed that the predecessor lucerne in the first year and green fallow (mung bean) as intermediate summer culture the next two years improve ростовые processes and is created by optimum conditions for growth and development of spring wheat and reception of a big crop of grain. Thus nitric fertilizers in a dose of 200 kg/hectares at spring wheat cultivation raise productivity of grain on the average on all predecessors on 32,8% in comparison with not fertilized background

Topics: почва, яровая пшеница, фаза развития, урожайность, предшественник, азотные удобрения, Месопотамская равнина, Ирак, Agriculture, S
Publisher: Peoples’ Friendship University of Russia (RUDN University)
Year: 2011
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