An increasing amount of forest land has been used for industrial purposes, or for agricultural development such as crop growing.
越来越多的林地被用于工业目的，或用于农业发展，如种植作物。
He hopes this season brings greater crop yields... fueled by just the right amount of rain.
他希望这个季节由于适量的雨水带来更大的作物产量。
The marked difference, however, is that China produces the same amount of grain on only half the size of US crop-land but supports a population nearly four times that of the United States.
然而，明显不同的是，中国仅以美国一半的可耕地生产了同样数量的粮食，并且负担了近乎美国人口四倍的人民的吃饭问题。
Amount of soil and water losses influenced crop yield and biomass to a certain extent.
水土流失量的多寡在一定程度上影响到作物产量和生物量的高低。
As the cotton crop has the potential to bring in considerable amount of foreign currency, it is largely termed as the white gold.
由于棉花有潜力带来大量的外汇，因此在很大程度上被称作为白金产品。
At the same site in Indonesia, the amount of runoff was affected by the soil and crop management and fertilizer inputs (Table 3).
在印尼的同一试验点，径流量也受土壤和作物管理和肥料投入的影响(表3)。
The amount of rainfall determines the quality of the crop.
降雨量决定着收成的好坏。
The storage and the usable amount of soil water resource vary with the situations of meteorology, irrigation and crop growing.
土壤水储存量和土壤水可利用量随气象条件、灌溉以及作物状况不断变化；
Soil erosion is greatly affected by artificial interference and farming intensity. The amount of soil erosion in hillside field system increases 20 times from natural protection to crop cultivation.
土壤流失量受人为干预、耕作强度的影响很大，坡地从自然保护到作物栽培，系统的土壤流失量提高20倍。
Total revenue is the total amount of money brought in by the crop, without factoring in the farmers' expenses.
总收益指的是由作物所带来的全部货币量，而没有计入农民的开支。
The crop that year was only one-third of the usual amount.
那年的收成只是常年产量的三分之一。
Experiments proved that crop yield and biomass reduced 8.7% and 22.8% by average as increasing of slope gradient and soil and water losses amount.
实验证明随坡度和水土流失量的增大，作物产量、生物量降低，平均降低幅度为8.7%和22.8%。
Scientists are working to develop crop plants that can reduce the amount of water used for agriculture.
科学家近来正忙着研制一种能降低浇灌量的农作物。
The former-stubble crop treatments were higher amount of microbe than winter fallow stubble during early rice growth.
土壤微生物活度在水稻生长过程呈增加的趋势，前茬冬季覆盖作物区明显高于冬闲田。
The former-stubble crop treatments were higher amount of microbe than winter fallow stubble during early rice growth.
土壤微生物活度在水稻生长过程呈增加的趋势，前茬冬季覆盖作物区明显高于冬闲田。
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