【摘要】 采用列区试验研究了渭北塬区地膜沟播冬小麦合适的播期播量。结果表明 :在渭北塬区 ,要夺地膜小麦高产 ,比较适宜的播种密度为 180万～ 2 2 5万苗 /hm2 ,播种日期为 9月 3 0日左右。更多还原

【Abstract】 In the paper, the appropriate planting date and planting density of filming winter wheat in Weibei dry-land were studied. The results showed that in order to get high yield in Weibei dry-land, the suitable planting density was 180 to 225 ten thousand wheat seedling per hm 2 and the suitable planting date was about 30th of September.更多还原