近些年来，人们对植物营养性状的遗传学背景日益了解，特别是磷素营养。
Recently, more and more knowledges about genetic backgrounds of plant nutrition have been acquired, especially about phosphorus (P) nutrition.
植物营养性状的遗传学改良是提高不良土壤营养环境中作物产量的一条新途径。
Genetic improvement of plant nutritional characters provides a new approach towards increasing the crop yields in unfavorable soil environments.
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