This holds true for other functions such as crop productivity, arable land, transportation, and so on.

这也适用于其它方面的功能，比如作物的生产力、耕地、交通等等。

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Turning crop wastes and other biomass into charcoal and spreading it on tropical soils can sequester carbon and boost crop productivity.

将农作物废料及其它生物质转化成炭并将其施于热带土壤的方法可以固碳并能提高农作物产量。

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Prediction of rice phenology is essential in crop simulation since it provides the temporal framework for predicting crop productivity.

在水稻模拟研究中发育期预测是基础环节。因为它为模拟作物生产力提供时间上的框架。

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Thanks to considerable improvements in crop productivity, U.S. planted land has decreased roughly 39 million acres since 1980 (an 11 percent decrease).

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Large areas of North and South America, Australia, Asia and Europe have experienced a serious decline in crop productivity this century as a result of this problem.

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This remains a very real concern, with much of the world suffering from increasing water scarcity, land erosion, drought intensity, stalled progress on crop productivity, declining groundwater aquifers, over-grazing of pasturelands, tropical deforestation, massive species extinction, over-fishing, and anthropogenic climate-change.

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