Soil fumigation or sterilization before planting a crop frequently improves its zinc-supplying power or zinc availability . 作物种植前的土壤熏蒸或杀菌处理，经常可以增进土壤的锌素供应能力或提高锌的有效性。
Two of the leading growers tell me that they have been expecting a splendid crop this year and harvesting has begun earlier than usual . 两名主要种植者告诉我，他们期待着今年会有一个极好的收成，而且收割要比往年早。
The tobacco industry has been larger and important for america's economy ever since colonial farmers grew tobacco for export 300 years ago。 烟草工业从三百年前殖民地时期农民种植外销以来，一直对美国的经济起着重大作用。
There are reasons for believing that it requires ages to establish the art of cultivation, and render farinaceous food a principal reliance . 我们有理由相信，种植技术的兴起以及使淀粉食物成为人类的主要生活资料，都需要经历若干年代。
William stoughton(1631-1701)of massachusetts declared that "god hath sifted a nation that he might sent choice grain into this wilderness. " 马萨诸塞州的威廉斯托顿（1631-1701）说“上帝已经选择了一个国家，让他可以把精选的谷粒种植在这片荒土上。”
China was the first country in the world to plant rice. this is evident in the remains of rice covering an area of 400 square metres found in the ruins of hemudu in yuyao county , zhejiang province , which dates back more than 6,000 years . 中国是世界上最早种植水稻的国家。
Before planting , mautner analyzed the rocks 在种植之前，莫那先分析石块的成分。
It is easier to grow vegetables with fertile soil 肥沃的土壤上较容易种植蔬菜。
