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- No tillage and direct seeding 免耕直播
- Equipment for Conservation Tillage and Direct Seeding 保护性耕作与免耕播种机具
- Cultivation situation, problem and countermeasures of Chinese rapes with no tillage and direct sowing 中国油菜免耕直播栽培现状、问题及对策分析
- No- tillage and direct seeding 免耕直播
- Denitrification, on the other hand, can be very serious with a combination of no tillage and imperfectly drained soils. 硝态氮的淋失虽然在免耕制下稍高一些,但在夏季作物上,一般不是氮损失的主要途径。
- no tillage direct seeding(NTDS) 免耕直播
- Herbicide, chlorimuron-ethyl, was applied in the field in 2001, both of the growth vigour and the root yield of the sugar beet were investigated in 2003, by which paper tube nursery and direct seeding. 摘要2003年对2001年喷施过豆磺隆除草剂的地块,测定了纸筒育苗和直播两种栽植方式甜菜的长势和产量。
- Forests have given place to tillage and pasture. 原先的森林已被耕地和牧场所取代。
- Plot test of no tillage and seedling -broadcast cultivation of rice with different leaf age 免耕稻不同叶龄抛栽小区试验研究
- Free Plaugh and Direct Seeding Technique of Jinyou 402 Parents 金优402双亲免耕直播制种技术
- He talks in such an open and direct way. 他说话向来开诚布公。
- He was asked to take command and direct operations. 他奉命统率并指挥作战行动。
- Two prototype small-scale direct seeding implements were developed. 开发了两种小型直播机。
- To watch over and direct;supervise. 看管,指导;监督
- Therefore, it is concluded that magnesium does not require special attention under no tillage. 所以,在免耕制下,不必对镁的状况给予特别的关注。
- Klitz, I can't act and direct, okay? Klitz, 我不能自己导自己演, 知道吗?
- Nitrate leaching, although slightly higher under no tillage, is generally not a major pathway of loss in summer crops. 实施免耕的初期,氮的生物固定明显,但随着时间的推延,这种作用逐渐消失,以至到了后期,与初期的情况正好相反。
- I used to advise a simple and direct approach. 我过去常常建议采取简单和直接的方法。
- Typically, magnesium levels in soils under no tillage do not change materially from those under conventional tillage. 免耕和传统耕作制相比,土壤中镁的含量没有实质的变化。
- DIRECT AND DIRECT FAST DYES: C.I.No. 直接及直接耐晒染料。