为免耕播种机合理设计提供了参考。
It provides references for reasonable design of the no-tillage planter.
对免耕的英亩与耕作的英亩进行了比较。
声称免耕提高土壤中的碳固化完全是误导。
Claims that no-till increases carbon sequestration in soils are misleading.
但少耕和免耕较少土壤流失，且减少投入成本。
But reduced tillage and no tillage reduce soil erosion and costs.
土壤团聚度随免耕年限的增加而增加，表层增加更明显；
Soil aggregate degree increased with no-tillage years, especially in the surface layer.
科技意味着许多事情：滴灌、免耕耕种，化肥及农药的更有效使用。
Technology means a lot of things: drip irrigation, no-till farming, more efficient ways to use fertilisers and kill pests.
在对土壤中养分的有效化方面，免耕不如深松和普翻处理。
No-ploughing is inferior to promote effectiveness of nutrient in soils than subsoiling and ploughing.
免耕还能保持土壤中的水分，保护像蚯蚓这样的有益生物。
It also keeps water in the soil and protects helpful organisms like earthworms.
免耕和传统耕作制相比，土壤中镁的含量没有实质的变化。
Typically, magnesium levels in soils under no tillage do not change materially from those under conventional tillage .
事实上，平均而言，免耕系统可能在试验期间内失掉了某些碳。
In fact, on average, the no-till systems may have lost some carbon over the period of the experiments.
研究设计了一种2bqmf - 5型气吸式施肥免耕播种机。
A new 2bqmf-5 type of suction and fertilizer no-till planter was designed.
试验处理包括常规耕作、深松、秸秆覆盖、垄作、浅坑及免耕。
Treatments included conventional tillage, subsoiling, straw mulch, tied ridges, shallow pits surface and no tillage.
施用除草剂可减少免耕玉米田杂草种类，抑制杂草生物量的增长。
Herbicide could decrease weed species and inhibit biomass growth significantly in non-tillage field.
他们声称免耕法储存了更多土壤中能够帮助土壤微粒凝聚在一起的碳。
They say no-till stores more soil carbon, which helps the soil particles stick together.
免耕、垄作、秸杆覆盖相结合能改善并维护土壤结构，提高土壤肥力。
Combined measures of no-tillage, mulch straw and ridge cultivation can improve and increase soil fertility.
应用比较分析方法，对免耕整秸秆半覆盖技术进行了技术经济效果评价。
Technical economic evaluation on no-tillage with stalks mulching was made with comparative analysis method in this paper.
根据保护性耕作技术的推广要求，研制和生产新型免耕播种机势在必行。
It is imperative to develop and produce the no-till seeder for the Conservation tillage technology in accordance with the promotion requirements.
想找到带有“免耕”标志食物的消费者看来要无功而返了，至少目前是这样。
Alas, shoppers look in vain for "no till" labels on their food-at least so far.
在本试验条件下，麦茬水稻免耕技术适宜于不同施氮水平和施肥方法采用。
The ploughing-free technology was suitable for different methods of applying fertilizer and levels of applying nitrogen.
研究了不同兑水量情况下，除草剂在免耕麦茬土壤表面和麦茬上的沉积规律。
The study of herbicide deposition on soil surface and wheat stubble in different wheat mulch conditions is conducted.
免耕模式的优点被强调为减少水分蒸发与逃逸，减少土壤侵蚀与表面土壤衰竭。
Advantages claimed for no-till are that it decreases water evaporation and runoff, soil erosion and topsoil depletion.
应用田间试验的方法研究在长期免耕条件下覆盖对桑园土壤某些肥力性状的影响。
This paper took field experiment for studying the effect of covering straw on some properties of mulberry soil fertility with long-term no-tillage.
即便声称免耕对水土保持有益处也并非通用，而是取决于土壤的种类与农场作业方式。
Even claimed benefits of no-till for soil and water conservation are not universal but depend on soils and farm practices.
农民和园丁们耕作了几个世纪，但是现在他们中很多人开始采取少耕或免耕方法，也称保护性耕作。
Farmers and gardeners have turned the soil for centuries. But many now believe in no-till or reduced tillage, a method also called conservation tillage.
这些研究表明，声称免耕对气候变化有益处的说法，浅说是夸大其词，更严重的说是误导。
These studies show that the claimed benefits of no-till for climate change are overstated at best and misleading at worst.
免耕栽培有利于水稻根系发育和在土壤中的分布，同时免耕大幅度提高水稻根系的吸收活力。
No-tillage cultivation improved the growth, development and distribution of rice root systems, and enhanced absorption activity of root systems as well.
免耕栽培有利于水稻根系发育和在土壤中的分布，同时免耕大幅度提高水稻根系的吸收活力。
No-tillage cultivation improved the growth, development and distribution of rice root systems, and enhanced absorption activity of root systems as well.
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