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- Mr. Smith gave a lesson on how to improve soil . 史密斯先生讲了一堂如何改良土壤的课。
- He gave a lesson on how to improve soil. 他讲了一堂如何改良土壤的课。
- He studied how to improve soil condition. 他研究如何改良土壤。
- He studied how to improve soil conditions. 他研究怎样改善土壤条件。
- Mr. Smith gave a lesson on how to improve soil. 史密斯先生讲了一堂如何改良土壤的课。
- Mechanism and Measures for Improving Soil in Alkalisaline Land by use of Tamarix chinensis Lour. 利用柽柳改良盐碱地土壤的机制与措施初报。
- And a Taiwanese team is helping residents in Kiribati to better their lives by improving soil quality in the area. 台湾团正帮助吉里巴斯居民,改善当地的盐化土壤,让居民生活更好。欢迎收看今日的英语新闻,我是刘蕙萱,感恩您的加入。
- Leguminous tree was the best while plant fruit tree alone was poor for improving soil. 其中豆科树种(大叶相思)改良土壤效果最好,单一种果措施则相对较差。
- The macromolecule polymers take effect on improving soil structure, increasing soil penetration and controlling runoff on slope. 高分子聚合物具有改善土壤结构,增加降雨入渗,调控坡面径流的作用。
- The professor studied how to improve soil conditions. 这位教授研究如何改良土壤状况。
- A green manure is a crop grown mainly to improve soil fertility. 种植绿肥作物主要是为使土壤更加肥沃。
- Wow. So this stuff could help feed people and improve soil. 哇,看来这种物质能够提高产量,还能改善土壤。
- A mixture of decaying organic matter, as from leaves and manure, used to improve soil structure and provide nutrients. 堆肥腐烂有机体的混合物,如树叶或粪便,用来改善土壤结构并增加土壤养分
- All kinds of organic manures had a better effect on improving soil fertility under cultivating chrysanthemum morifolium, pig manure the best, then followed by rape cake. 各类有机肥对栽培菊花土壤均有较好的培肥效果,其中以猪粪、菜籽饼较好。
- The surplus of P2O5 in regionalized balanced fertilization was obviously higher than that in conventional fertilization.This will benefit improving soil P status. 磷素平衡盈余明显高于习惯施肥,有利于改善土壤磷素状况;
- West Indian forage plant cultivated in southern United States as forage and to improve soil. 在美国南部栽培的一种西印度的饲料植物,也用于改善土壤质量。
- The density of Taiwania flousiana plantation should be adjusted to accelerate the growth of undergrowth vegetation, thus improving soil physical and chemical properties and increasing soil fertility. 秃杉人工林生长过程中要经常调整密度以促进林下植被生长,从而改善土壤理化状况,提高土壤肥力。
- I wonder what I can do about improving my grades. 我不知道能用什么办法提高自己的学习成绩。
- Rational soil fertilization could improve soil nutrition and leaves nutritious level. 本实验的施肥试验表明,合理的土壤施肥可以提高土壤营养和叶片营养水平。
- Robinia pseudoacacia is the best tree kind to improve soil of re-vegetation in the coal waste piles. 在同一植被恢复过的矸石山上刺槐林对土壤的改良作用最好。