农作物产量和面积 Area and yield of Crop
农作物产量和质量 crop yield and quality
农作物总产量 total output of crops
提高农作物的优质产量 Increase crop production quality
农作物的产量 the output of crops
这是世界上一些主要农作物产量增长速度的下降。
This is the decline in the growth in yields of some of the world's major crops.
早在使用机械和化肥之前,勤劳和富有创造性的中国农民就已经采用各种各样的方法来增加农作物产量。
Long before the use of machinery and fertilizers, industrious and creative farmers had already used different kinds of methods to increase crop yields.
并且由于丰富的表层土被冲刷掉,土地侵蚀威胁到农作物产量。
And because it washes away rich topsoil, erosion can threaten crop yields.
They have an agricultural revolution, investment in commercialized agriculture, and increase in the production in rural areas.
英国也进行了农业革命,他们还对商品化的农作物进行投资,使得乡村地区的产量有了很大的提高
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