黑垆土是我国西北黄土侵蚀地区主要的地带性土类，也是一种古老的耕种土壤。
The dark loessial soil (Heilutu) is not only a main zonal soil group in the loess plateau of northwestern China, but an ancient cultivated soil.
经过几年的耕种和收获，该遗址将以远低于挖掘和重新掩埋费用的成本进行修复，这也是修复污染土壤的标准做法。
After several years of cultivation and harvest, the site would be restored at a cost much lower than the price of excavation and reburial, the standard practice for remediation of contaminated soils.
这使它们能够在阳光充足，但土壤多石、不能耕种的地区生长。
This enables them to grow in areas that receive good sunlight but have rocky, untillable soil.
我们也能保护退化了的非洲土壤，那里几乎55%的土地不适合任何耕种的农业。
We can also work on safeguarding the degraded soils of Africa, where almost 55% of the land is unsuitable for any kind of cultivated agriculture.
农民甚至又回到以前秋天耕耘，春天查看已耕种过两三次的土壤，以备种植玉米。
Farmers are even returning to fall tillage and in the spring may go over the soil being prepared for corn with two or more cultivations before planting.
它对土壤的破坏性比常规耕种法小，被认为有助于土壤保持更多有机物质和更大湿度。
It is less destructive to soil than conventional tillage and is believed to help soil retain more organic matter and moisture.
更糟的是，岛上的土壤太差，不能耕种。
To make matters worse, the soil on Cow Island was too poor for any serious agriculture.
因此，位于内罗毕的世界农林中心已经着手对10万份非洲土壤样本的辐射特征以及相应的耕种潜力进行分类整理了。
As a consequence, the World Agroforestry Centre in Nairobi has begun cataloguing the radiation signature-and thus agricultural potential-of about 100, 000 samples of African soils.
那是因为耕种古老的草地将从土壤里释放出数量相当可观的碳。
That's because ploughing ancient grassland would release substantial amounts of carbon from the soil.
土壤保护方法可以帮助农民保护农田免受来自耕种和自然力所造成破坏。
Soil conservation methods help farmers protect their land from the damage caused by farming and the forces of nature.
这两大团体正以咄咄逼人的态势进行扩张，他们的耕种模式完全不符合查科脆弱的土壤条件，最终只会导致荒漠化和水土流失。
Both groups are expanding aggressively. Their style of farming is totally unsuited to the fragile soils of the Chaco and will lead only to desertification and erosion.
例如，过度耕种的土地可能发生有机碳和营养的减少，包括磷或氮，降低了土壤的肥力，在农作物密集的地区往往是这样。
For example, a reduction in organic carbon and nutrients, including phosphorus or nitrogen, as may occur in intensively farmed areas, DE creases the fertility of soils.
如果泥浆是良性的，其中的固相(大部分是般土)和液相(水)可能被犁进或耕种进当地土壤。
If the mud is benign, the solids (mostly clay), and liquids (water), may be plowed and tilled back into the local soil.
耕种对沙地土壤全磷空间变异性的影响。
Influence of cultivation on spatial variability of soil total phosphorus in sandy land.
毫无疑问，现在正在耕种的大量土壤将需要变成牧场。
No doubt much land that is now cultivated will need to become rangeland.
在这样的土壤里耕种“非常特殊。没有人，甚至NASA，也不能告诉我们将会发生什么，”即使只是简单地浇水，他说。
To work in this soil "was very special. Nobody, not even NASA, could tell us what would happen, " even just by simply adding water, he said.
当将厚密的植被除去并耕种时，潮湿热带地区的土壤就会迅速失去其肥力。
When cultivated and stripped of their dense vegetative cover, soils of the humid tropics quickly lose their fertility.
放牧绵羊的草场常常是一些地势陡峭或土壤过于干燥不能耕种其他作物的场地。
Sheep are often reared on grasslands that cannot be used for other types of farming because they are too steep or too dry.
分析了退化沙质草地开垦耕种2年和围封恢复5年后土壤理化性状的特征和变化。
The changes of some selected physicochemical properties of degraded sandy grassland due to 2 years of cultivation and 5 years of enclosure for vegetation restoration were studied.
它不同于固定的耕种，因为轮作耕种者在一个地方种庄稼的时间长短要视那里的土壤适合庄稼生长的时间而定。
It is different from settled farming because shifting cultivators raise crops in a place for only as long as the soil allows the crops to grow well.
此外，凹凸不平的地形以及干燥的土壤使得该地区不适宜耕种，因此对白人定居者没有吸引力；
What's more, Navajo land was rugged and dry, making it less desirable as farmland for white settlers;
有时，过度耕种和土壤侵蚀都能造成干旱。但是，尽管有时人们很注意保护土壤，旱灾依然会发生。
Sometimes over-farming and soil erosion contribute to drought, but there are also natural disasters that can occur even when soil is carefully preserved.
因此，位于内罗毕的世界农林中心已经着手对10万份非洲土壤样本的辐射特征以及相应的耕种潜力进行分类整理了。
As a consequence, the World Agroforestry Centre in Nairobi has begun cataloguing the radiation signature-and thus agricultural potential-of about 100,000 samples of African soils.
由于不可逆转的土壤重金属污染，日本能耕种的土地极少，国内农副产品价格畸高。
Because of the heavy metal pollution of soil in Japan will be irreversible, arable land rarely, domestic prices of agricultural and sideline products is extremely high.
人为土纲中的土壤年龄与六千余年来我国悠久的农业耕种历史密切相关。
The soil ages of Stagnic and Orthic Anthrosols are closely related to the long agricultural history of China of more than 6 000 years.
在耕种、施肥、灌溉等管理措施影响下，中国农田土壤中碳库的质和量发生了较大变化，这不仅影响了土壤肥力及作物产量，而且对区域及全球环境带来影响。
Management practices of tillage, fertilization and irrigation can influence the level and quality of SOC of China, having effects on soils fertility and crop yield, as well as on global environment.
在这样的土壤里耕种“非常特殊。
土壤养分流失在开垦初期非常迅速，开垦耕种5 a后，土壤养分含量可减少5 0 %。
Soil nutrients abruptly loss in the beginning stage of forest removal. After five years of forest removal, soil nutrient content reduces by 50%.
土壤养分流失在开垦初期非常迅速，开垦耕种5 a后，土壤养分含量可减少5 0 %。
Soil nutrients abruptly loss in the beginning stage of forest removal. After five years of forest removal, soil nutrient content reduces by 50%.
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