英语语法分析

It's denseness prolificacy fertility make a sharp contrast with the sparse and poor native soil.

它稠密、多产、肥沃，与当地稀疏、贫瘠的土壤形成鲜明的对比。

For other sheep breeds or strains, the major genes controlling prolificacy require further study.

控制其它绵羊品种多羔性的主基因还需要进一步研究。

Improving the prolificacy of goat is one of way to increase the efficiency of the meat-goat industry.

提高山羊的繁殖力是提高肉羊生产效率的途径之一。