应用此项技术，可以确切地诊断胶树营养状况，据此对症施肥，可以提高肥效，增加产量10 ~ 20%。
Fertilization based on the diagnosis can enhance the effect of fertilizers, thereby increasing the yield by 10-20%.
本文探讨毛竹的叶营养诊断，以指导竹林施肥。
The present study was conducted to seek the diagnoses of bamboo nutrient state so as to guide its fertilization.
本文评述了葡萄叶分析营养诊断技术及其在葡萄施肥中的具体应用。
Leaf analysis technique and its application in grape fertilization were summarized in this paper.
开展系统施肥网营养诊断研究是进行合理施肥、提高肥效的前提。
The study on systematic fertilization network nutrient diagnosis is the prerequisite for national fertilization and raising the fertilizer efficiency.
植物营养诊断技术已成为指导林业施肥的重要技术手段。
Nutrition diagnosis for plants is playing an increasing important role in forestry.
矢量法营养诊断结果表明：未施肥的杨树各组织N、P、K均为缺乏状态，N、P、K是杨树生长的限制性因素。
It is showed from vector analysis: N, P and K are deficient in poplar unfertilized and they are limiting factors to poplar.
矢量法营养诊断结果表明：未施肥的杨树各组织N、P、K均为缺乏状态，N、P、K是杨树生长的限制性因素。
It is showed from vector analysis: N, P and K are deficient in poplar unfertilized and they are limiting factors to poplar.
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