摘要
在黑龙江省宁安地区进行了甜菜大垄双行覆膜与不覆膜、覆膜不揭膜的比较试验,结果表明:覆膜比不覆膜及不揭膜均增加甜菜根产量和含糖率,经济效益显著。
The comparative experiments were conducted to test effect of planting two wide row sugarbeet with film-cover （without covering film after July）, with non film-cover and film-cover with at all times （covering film at all times） in Ning＇an area, Heilongjiang Province. The results showed that the root yield of film-cover sugarbeet was increased in comparison with that of non film-cover and with film-cover at all times, and considerably improved economic benefits.
出处
《中国糖料》
2007年第3期34-34,47,共2页
Sugar Crops of China
关键词
甜菜
大垄双行
地膜覆盖
Sugarbeet
Two lines within wide row
Film-cover
