Oil World also cut its old cropestimate following indications that Brazilian crushers cannot find enough soybeans to cover their needs.
有迹象表明，巴西压榨企业将无法获得足以满足需求的大豆，据此，油世界下调了老茬大豆产量预测。
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The method could also be used to estimate other crop irrigation quota.
该文推算苜蓿灌溉定额的方法也可用于其它作物灌溉用水定额的估算。
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Remote sensing technology is macroscopical, precise and dynamical. Its application in the estimate to the production of crop is a hot field in remote sensing and agriculture.