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WANG Ling;ZHU Jing-rong;YANG Tao;WANG Bin;CHEN Bao-yan;LIU Hua;XU Yong-mei;MA Xin-wang;ZHAO De-chen
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汪玲;朱靖蓉;杨涛;王斌;陈宝燕;刘骅;许咏梅;马兴旺;赵德臣
摘要: [目的]明确膜下滴灌棉花不同氮肥施用策略对棉花生长的影响.[方法]在新疆库尔勒市包头湖农场进行大田试验,对不同生育期棉株干物质积累进行测定.[结果]各处理棉株干物质积累动态都呈"S"型曲线,用Logistic生长函数进行拟合,模型拟合较好;棉花干物质积累速率最快时间在初花期至盛铃期,棉株干物质积累总量与皮棉产量之间存在很好的一致性,各处理间单株铃数、籽棉产量、皮棉产量存在显著差异,而各个处理间单铃重和衣分差异不显著.[结论]在蕾期、花铃期前轻后重,盛铃期前重后轻的施肥策略能够获得较高的干物质积累量,其产量也最大.
WANG Ling;ZHU Jing-rong;YANG Tao;WANG Bin;CHEN Bao-yan;LIU Hua;XU Yong-mei;MA Xin-wang;ZHAO De-chen. Effects of Using Strategy of N Fertilizer on Dry Matter Accumulation and Yield Component of Cotton[J]. .
汪玲;朱靖蓉;杨涛;王斌;陈宝燕;刘骅;许咏梅;马兴旺;赵德臣. 氮肥施用策略对棉花干物质积累及产量构成的影响[J]. .
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http://www.xjnykx.com/EN/Y2010/V47/I10/1952