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- However, long term issues of zero tillage need to be explored to determine whether future problems or benefits may arise for this technology. 但还需要研究免耕的长期影响,以确定这项技术将来是有利还是有害。
- Data in Table 8 and numerous field observations show that because the soil is less disturbed, zero tillage results in less weed populations than conventional tillage. 表8的资料和一些大田观察资料表明,因土壤较少被扰动,免耕比传统耕作的农田杂草群体更少。
- The results show that minimum tillage has a good effect on the microbial carbon,zero tillage and straw application can increase the ergosterol level and accumulation of organic-C in soil. 耕作方式间土壤有机碳水平无明显差异,但秸秆还田可提高土壤有机碳含量。
- The zero tillage of paddy rice by domestic wastewater to culture man-made economic wetland can consume the pollutants of the wastewater and reduce the use level of pesticides and fertilizers. 利用城市污水进行水稻免耕栽培,培育人工经济湿地,通过消耗城市污水中的污染物,减少化肥农药施用量,减轻滇池污染。
- In seed makings, minute of according to degree of emerald quality, cuticular degree of finish seed that it is water, earth seed and water seed return sand 3 kinds. 在籽料之中,根据翡翠质量、表皮的粗细程度而分为水籽、土籽和水籽返沙三种。
- The ecological and economic analysis of mechanical adding fertilizer in zero tillage corn seeding 夏玉米免耕播种不同机械施肥方式的生态及经济效益分析
- Impact of zero tillage on the soil characters and the growth and yield formation in direct seeding rice 免耕对土壤理化性状和直播稻生长及产量形成的影响
- Test on Seed Spring wheat with Zero Tillage in Middle Hill Drought Region of Tong-ren County 同仁县浅山旱区春小麦机械化免耕播种技术试验
- Development and Evaluation of the Zero Tillage Rice Transplanter 免耕水稻插秧机的开发与评价
- Test and Research on Cingulum Zero Tillage Covering Seeding-machine 带状免耕覆盖播种机试验研究
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
- The nurse diluted the drug with saline water. 护士用生理盐水把药加以稀释。
- We saw him watering the lawn around the house. 我们看见他在为屋子四周的草坪浇水。
- The mercury dived to ten below zero. 温度突然下降到零下10度。
- Putting water in brandy is sacrilege. 在白兰地中掺水是可恶的事。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- Studies on permanent-bed-planting with double zero tillage for rice and wheat in Sichuan basin 四川稻麦双免耕固定厢沟栽培技术研究
- He cooked the pasta in a large pan of boiling water. 他用一大锅开水煮义大利面食。
- I put the shirt in soapy water to soak out the stain. 我将衬衫浸在肥皂水里以去除污渍。
- Now, men, zero in your guns at that ship. 喂,伙计们,把炮口对准那艘船。