试验研究了冀草1号高丹草留茬高度和种植密度下对产草量等性状的影响。
The result showed:The left-stem height had no influence on the tillering capacity and plant height and resistances lodging of JC-1.
采用大田小区栽培，研究了不同留茬高度和刈割时草长对饲草玉米saumz1(以下简称饲草玉米)产量和饲用品质的影响。
A field plot experiment is conducted to study the effects of stubble height and clipped grass length on yield and quality of forage maize SAUMZ1.
种植方式： 合理种植以减少化学药品的使用。留草以减少除草剂使用。采收部分机械部分手工。
Viticulture : Environment respecting approach to limit the use of chemical products; grassing down to minimize the use of herbicides; partly mechanical and partly manual harvest.
试验证明：对杨树进行涂白、包草和抚育一遍、树干周围留草可以预防杨树冻裂。
The experiment shows that poplar's frost crack could prevent by the measures such as white paint, wrapping grass, tending one time and reserving grass around tree trunk.
种植方式： 单臂篱架，短梢修剪； 隔行留草，手工精选采收。
Short pruning ( double guyot ) ; weeding a year , hand - picking with double sorting.
种植方式： 单臂篱架，短梢修剪； 隔行留草，手工精选采收。
Short pruning ( double guyot ) ; weeding a year , hand - picking with double sorting.
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