]*>","")" /> Studies on the Effects of Treatment with Diferent Phosphorus on Alfalfa Seed Yield
Xinjiang Agricultural Sciences

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Studies on the Effects of Treatment with Diferent Phosphorus on Alfalfa Seed Yield

CHEN Qiang;LIU Wei-dong;LI Wei-jun   

  • Received:2007-02-25 Revised:2007-02-25 Online:2007-02-25 Published:2007-02-25

不同磷肥处理对苜蓿种子产量的影响

陈强;柳卫东;李卫军   

  1. 新疆农业大学草业工程学院/新疆草地资源与生态重点实验室,乌鲁木齐,830052;库尔勒市种子公司,新疆库尔勒,841000





摘要： 通过不同施磷肥处理对苜蓿种子产量及种子产量构成因子的研究表明,当施用磷肥为135 kg/hm2,可显著提高苜蓿种子产量,达564.8 kg/hm2,比对照增加75;.磷在苜蓿生殖生长阶段有向生殖器官转移的趋势,各处理植株器官中含量依次为:种子＞荚＞叶＞茎＞根.磷还可明显增多单株花序数,提高干物质重量和单株粒重.