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Chinese Agricultural Science Bulletin

Abbreviation (ISO4): Chin Agric Sci Bull      Editor in chief: Yulong YIN

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Effect of different density and N-application rate on maize quality

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Online published: 2004-12-04

Abstract

Using quadratic saturation D optimum design method, we studied the effect of different density and N-application rate on maize quality,The results showed that rational close planting and increasing N-application rate can raise maize yield and improve maize quality。By simulated test and optimality selection,we put forward cultivation techniques(maize yield ≥112500kg/hm2 ,coarse starch≥65%, coarse fat ≥4.55%, coarse protein ≥11.2%,lysine≥0.33%,tryptophan≥0.075%):density is 53475~72435 stubs/hm2,nitrogen-application rate is 278.85~488.70 kg/hm2。

Cite this article

Ruan Peijun, Ma Jun, Mei Yan, Yang Yuanping . Effect of different density and N-application rate on maize quality[J]. Chinese Agricultural Science Bulletin, 2004 , 20(6) : 147 -147 . DOI: 10.11924/j.issn.1000-6850.0406147

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