Major grain and oil crops 主要粮油作物
Three regional fertilization models for the "high","medium" and "low" soil fertility grades were established based on 227 field tests on the NPK fertilizer efficiency for the grain and oil crops.
根据227个粮油作物氮磷钾肥效试验结果,分别建立土壤肥力为"高"、"中"、"低"3个等级的区域施肥模型。
参考来源 - 福建主要粮油作物测土配方施肥指标体系研究Ⅲ.区域施肥模型及其推荐施肥·2,447,543篇论文数据，部分数据来源于NoteExpress
Soybean is the contradiction between supply and demand of Chinas most prominent use of grain and oil crops, is the important people living plant protein sources.
大豆是我国当前供求矛盾最为突出的粮油兼用作物，是人们生活中重要的植物蛋白质来源。
Grain and oil seed crops are likely to develop faster with increased carbon dioxide in the atmosphere.
谷物和油类作物由于大气中存在更多的二氧化碳所以能够生长的更快。
The drop's key period of time for yield are found by analyzed the drop's effect of increase and reduce for crops, it include summer grain crops, autumn crops and oil crops.
通过对夏粮、秋粮和油料作物降水的增减产效应分析，找出了降水对产量影响的关键时段。
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