Compared different cutting time and different cuttingfrequency, the productivity of hairy vetch has great difference.
通过对毛苕子进行不同刈割时间与次数对比，发现其生产能力有很大差别。
2
The total yields and composition of mixed pasture under different cuttingfrequency, nitrogen fertilizer and seeding rates were determined.
研究了刈割次数、施氮量和混播比例对扁穗牛鞭草和白三叶混播草地产量和群落组成的影响。
3
The results indicated that Cuttingfrequency was significantly negatively correlated with the soluble sugar content of the root and winter survival rate.