zero tillage造句

• Key techniques for rice - oilseed rape farming system of zero tillage and direct seeding
  油菜复种免耕直播栽培技术要点
• Studies on permanent - bed - planting with double zero tillage for rice and wheat in sichuan basin
  水稻乳苗抛栽与其他栽培方式的比较研究
• 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
• Application of glyphosatein technology in the soil conservation and zero tillage method for the orchards of north fujian province
  闽北果园水土保持与免耕生草法中的草甘膦使用技术
• A summary on applying new technique for potato planting in zero tillage rice field covered with rice straw during total growth period
  稻田免耕稻草全程覆盖种植马铃薯新技术应用总结
• Effects of different amounts of fertilizer applied on potato yield in zero tillage rice field covered with rice straw during total growth period
  不同施肥量对稻田免耕稻草全程覆盖种植马铃薯产量的影响
• 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。
• When this was done with the proper equipment , results from six sites in 1986 - 87 showed an average wheat yield of 3677 kg / ha with zero tillage against 2598 kg / ha with conventional tillage ; higher wheat due to earlier planting of wheat by 24 days
  1986 ~ 87年6个点的结果表明，使用合适的机具免耕，平均小麦产量3677公斤/公顷，传统耕作只有2598公斤/公顷；高产来自早播小麦24天。
• Although zero tillage technology presents a potentially dramatic breakthrough for planting wheat in rice - wheat system , there are two issues meriting attention : danger of increasing population of stemborers for the following rice crop and the application of fertilizer , particularly n fertilizers
  虽然免耕技术为稻麦制中播种小麦提供了潜力巨大的技术突破，但有二个问题值得注意：后茬水稻螟虫群体增多的危险和施肥，尤其是施氮肥的问题。