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密度和播期对甘蓝型油菜角果抗裂性的影响

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为研究密度和播期对甘蓝型油菜角果抗裂能力的影响,以6个甘蓝型油菜品种为材料,设置30万、45万、60万hm-2 3种密度和9月25日及10月1日2个播期,分析角果抗裂能力的影响因素.结果发现,密度对角果抗裂能力存在显著影响,这种影响主要因不同密度下品种植株性状和角果特性发生了变化;播期对油菜角果抗裂能力的影响不显著.
Effects of Planting Density and Sowing Date on the Shatter Resistance of Brassica napus Pods
In this paper,6 cultivars of Brassica napus were used to study the effect of plant density and sowing date on the shatter resistance of Brassia napus pods.The density set as 30 × 104,45 × 104,60× 104 hm-2,the sowing dates were September 25th and October 1st.The results indicated that planting density had significant effects on the shatter resistance of pods,this impact may be caused by the changes of plant traits and silique characteristics in different planting densities.Sowing dates had no significant effect on anti-cracking ability of pods.

Brassica napusPods shatter resistancePlanting densitySowing date

孟倩、董军刚、黄伟男、段海峰、张博、解芳宁、董振生

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西北农林科技大学农学院,陕西杨凌712100

甘蓝型油菜 抗裂角性 密度 播期

陕西省科技统筹创新工程

2011KTZB02-01-03

2013

西北农业学报
西北农林科技大学,甘肃,宁夏,青海,新疆农(林)业科学院及青海,新疆畜牧(兽医)科学院及新疆农垦科学院

西北农业学报

CSTPCDCSCD北大核心
影响因子:0.629
ISSN:1004-1389
年,卷(期):2013.22(11)
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