英语释义

1. the practice of growing different crops in succession on the same land chiefly to preserve the productive capacity of the soil

片语

ri-crop-rotation轮耕制度

gross-crop rotation[农学]

rational crop rotation合理的轮作

bed crop-rotation温床轮作

crop-rotation factor作物轮作系数

crop for rotation茬口

Fallow crop rotation休耕轮作

change of crop in rotation换茬轮作

英汉例句

• her results show that reducing emissions is more complicated than just cutting back on nitrogen fertilizers and changing crop rotation cycles.

  她的研究结果表明，减少排放要比只是减少氮肥的使用和改变作物轮作周期复杂得多。

• but the system has also encouraged farmers to alter time-honored crop rotation practices and the mix of herbicides that previously had kept weeds in check.

  但是该体系鼓励农民改变长期以来的轮作制度和混合使用除草剂，在以前这些方法很好的控制了杂草。

• and no matter which tillage or crop rotation system was used, nitrous oxide emissions peaked during spring thaws when the sun’s rays began to warm the soil.

  不管应用哪种耕作法或者作物轮作制度，在春雪融化时，也即太阳光开始把土壤烘暖时，一氧化二氮的排放量总是达到高潮。

• cover crops can suppress weeds before they sprout, while crop rotation keeps plants one step ahead of diseases.

  作物肥田可以抑制杂草发芽，而轮作则可以让作物预先避免病害。

• saving money on fertilisers and pesticides helps farmers afford better seeds, and composting and crop rotation are improving the soil.

  从化肥和杀虫剂上省下来的钱，可以买来更好的种子，堆制肥料、采用轮作耕种，都能使土壤得到改良。

• other organic tactics for boosting soil quality include cover crops (aka 「green manure」), crop rotation and composting.

  其他增大土壤肥力的策略包括作物肥田（亦作「绿肥」）、轮种和堆肥。

• reasonable crop rotation can control the cyst on the root and it has a better effect through die way of wheat-barley-soybean or wheat-corn-soybean rotation.

  合理轮作可以控制大豆孢囊线虫在根部的着生数量，采用小麦—大麦—大豆、小麦—玉米—大豆轮作效果较好。

• preservation of soil and crop rotation keep farmland healthy, and chemical abstinence preserves the ecosystem.

  土壤和农作物轮作的保留使农田保持健康，而化学药品的禁止使用维持了生态系统。

• he practiced crop rotation and soil conservation a century before these became standard practice, and he invented a plow superior to any other in existence.

  在人们普遍利用农作物轮作和土壤保持的作法前一个世纪，他就这样做了。

• the nitrogen contents and nitrogen forms were studied in albic soil with longterm crop rotation and soybean, maize, wheat continuous cropping.

  对轮作及大豆、玉米、小麦长期连作白浆土中氮含量及有机态氮组分变化进行研究。

• crop rotation is the best way to increase output.

  想提高产量，最好的办法是倒茬轮作。

• organic farming is good for the environment because it uses crop rotation to reduce the buildup of pests that attack a single crop.

  有机农业有利于环境，因为这种方式通过轮作减少专门袭击某一种作物的害虫的积聚。

• we「d sing songs about crop rotation and vomiting babies, and we」d sit down at rock concerts.

  所有的情歌都会消失，我们会唱关于农作物季节变迁和呕出婴儿，我们都在石头上在听演唱会。

• the second most common crop, soybeans, yields a lower return but crop rotation is necessary to keep the soil in shape for bounteous corn yields.

  其次最常见的农作物，大豆，回报低，但轮作是必要的用以保证土壤能够拥有宽裕的玉米产量。

• recently, with change of crop rotation and climate, wheat scab was extended and aggravated among the areas in china.

  近年来，随着轮作制度的改变和气候的变迁，我国部分小麦产区赤霉病呈蔓延加重趋势。