Effects of nitrogen application rates on apparent soil nitrogen surplus of late sowing wheat with straw returning in rice-wheat rotation
Field experiments were conducted to study the effects of varying rates of nitrogen application on soil mineral nitrogen content, amount of nitrogen released from the straw, and grain yield of late sowing wheat with straw returning. The result showed that a high nitrogen fertilizer application rate e...
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Veröffentlicht in: | Ying yong sheng tai xue bao 2014-11, Vol.25 (11), p.3185-3190 |
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