Soil fertility

英语例句库

A green manure is a crop grown mainly to improve soil fertility.

种植绿肥作物主要是为使土壤更加肥沃。

原声例句

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Crop rotation is one of the oldest and most effective soil fertility control strategies.

作物轮作是调节土壤肥力的最古老和最有效的方式之一。

万物简史

He was the first to realize how vitally important worms are to soil fertility.

他第一个发现蚯蚓对于肥沃土壤起着至关重要的作用。

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Moreover some have been found to have a valuable function in building up soil fertility.

此外，有些树种在增强土壤肥沃性方面具有重要作用。

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18. Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decomposes animal debris.

18。真菌在腐化过程中十分重要，而腐化过程将化学物质回馈于土壤，提高其肥力，并分解动物粪便。

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Instead of a reactive approach to soil fertility or pests, the organic approach is a proactive system that favors soil life and fertility, beneficial insects, and natural predators of pests such as bats.

有机方法不是对土壤肥力或害虫的反应性方法，而是一个有利于土壤生命和肥力、有益昆虫和蝙蝠等害虫天敌的主动系统。

英语百科

Soil fertility

Soil scientists use the capital letters O, A, B, C, and E to identify the master horizons, and lowercase letters for distinctions of these horizons. Most soils have three major horizons—the surface horizon (A), the subsoil (B), and the substratum (C). Some soils have an organic horizon (O) on the surface, but this horizon can also be buried. The master horizon, E, is used for subsurface horizons that have a significant loss of minerals (eluviation). Hard bedrock, which is not soil, uses the letter R.

Global distribution of soil types of the USDA soil taxonomy system. Mollisols, shown here in dark green, are a good (though not the only) indicator of high soil fertility. They coincide to a large extent with the world's major grain producing areas like the North American Prairie States, the Pampa and Gran Chaco of South America and the Ukraine-to-Central Asia Black Earth belt.

Soil fertility refers to the ability of a soil to sustain plant growth, i.e. to provide plant habitat and result in lasting constant yields of high quality.
A fertile soil has the following properties:

In lands used for agriculture and other human activities, soil fertility typically arises from the use of soil conservation practices.

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