cropsn.农作物名词crop的复数形式.cropn.农作物；收成；庄稼；(一)批v.修剪；啃吃；收获；出现crop insurance scheme收成保险计划crop vegetation index罪植被指数crop rows recognition垄行识别cropland bentironment农田生态环境crop yield estimation农作物估产cropland of high yield高产农田crop water requirement农作物耗水量Crop simulation models作物模拟模型crop pathogenic fungus真菌病害crop-pan coefficient作物-皿系数

1. How to break crop yield stagnation is a serious question warranting an explanation.
   如何打破作物产量徘徊的局面是应找到答案的一个严重问题。
2. Our result could potentially be used to increase crop yield and efficiency of land usage.
   我们的研究将为提高作物产量，增加土地利用率提供理论依据。