Soil nutrient map is an application map about soil nutrient condition .
土壤养分图是反映土壤养分状况的应用图件。
The 202 soil samples were analyzed and diagnosed by using the systematic research method of soil nutrient condition .
应用“土壤养分状况系统研究法”对吉林省202个土壤样品化验分析和生物诊断。
The results showed that the comprehensive index of the seawater nutrient condition was less than 1 and seawater quality was in poor condition.
结果表明：大鹏湾养殖区各监测站位的海水营养状态综合指数均小于1，属于贫营养型海区。
The effect of different N fertilizer forms on plant iron nutrition and the role of iron in plant N metabolism were studied under nutrient condition.
水培条件下研究了不同形态氮素对植物铁素营养的影响，以及铁对植物氮素代谢的影响。
The effect of different N fertilizer forms on plant iron nutrition and the role of iron in plant N metabolism were studied under nutrient condition.
水培条件下研究了不同形态氮素对植物铁素营养的影响，以及铁对植物氮素代谢的影响。
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