关键词 : 硝酸盐速测 ; 日光温室番茄 ; 氮素供应 ; 追肥 [gap=1931] : nitrate quick2testing technique ; greenhouse tomato ; nitrogen target value ; topdressing
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topdressing to deeper layer 深层追肥
post-earing topdressing 抽穗后追肥
post-earing topdressing detail 后期追肥
topdressing at different stages detail 分期追肥
topdressing urea 追施尿素
topdressing stage 追施时期
The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.
随著施氮量增加，追施氮肥的利用率明显下降。
Tear off the rhetorical topdressing from his speech and you find there's very little solid content.
去掉他演讲中华丽的词藻，你会发现其中没什么实在内容。
The grain yield and protein content responded differently to the ratio of base to topdressing nitrogen.
籽粒产量和蛋白质含量对底追比例的反应有一定差异。
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