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Central Asian Problems of Modern Science and Education

Abstract

In this article the influence of mineral fertilizers on the winter wheat yields is highlighted. It was determined that biometric data of winter wheat sorts were high when the norms of mineral fertilizers were in variantsof N200; P-120; K-120kg

First Page

110

Last Page

117

References

[1].Makarov V. I. "The dependence of yield and grain quality of spring wheat on nitrogen fertilizer." J. Cereals Magazine. No. 5.1991. Pages 18,19 [2].N.Khalilov, A.Kobilov. "What does the fertility of winter wheat depend on?"J .Uzbekistan agricultural magazine, 2002. No. 5/ pages 27-28 ELECTRONIC JOURNAL OF CENTRAL ASIAN PROBLEMS OF MODERN SCENCE AND EDUCATION. MARCH, 2019-I ISSN 2181-9750 116 [3].J.S. Sattorov, B.K.Atoev. "The winter wheat varieties, soil and fertilizer"Monography, 2010, pages 77-80. [4].Siddiqov R.I. What does the quality of the grain depends on? Uzbekistan k-h, 2005, 12, p.18-19. [5]. Najmiddinov I. Norm, quality and productivity. Uzbekistan k-h, 2005, No. 5, p. 23. [6]. Siddikov R.I. When the wheat is graining . Uzbekistan k-h, 2005, No. 4, p. 21-22. [7]. Pirakhunov, Ochilov E. Fertilizer and the yield of autumn wheat, Uzbekistan k-h, 1997, p.35 [8]. Tursunov S., Teshaboev N., Akbarov S. Varieties and Productivity. Uzbekistan k-h, 2012, No. 4, p 29. [9]. Mahmudov Kh. Siddikov R. Important aspects of cultivating wheat, Uzbekistan, 2012, No. 5, p.7. [10]. Ziyadullaev Z., Uzokov G., Ismatov Sh. The effect of irrigation norms on the quality of winter wheat grains. Uzbekistan, 2011, No.12, p.19

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