“theory of humus nutrition”的概念、定义、翻译、参考文献-科学参考

单词	theory of humus nutrition
释义	theory of humus nutrition Encyclopedia 农学腐殖质营养学说释 theory of humus nutrition腐殖质营养学说认为土壤肥力取决于腐殖质的含量，腐殖质是土壤中唯一的植物营养物质；而矿物质只是起间接作用，可以加速腐殖质的转化和溶解，使其变成易被植物吸收的物质的学说。
随便看	relative class frequency relative class number relative closure relative coboundary relative cochain complex relative cohomology relative cohomology group relative compactness of sand relative complement relative complexity relative components relative computability relative computation relative concentration distribution relative concentration distribution diagram relative concept relative configuration relative configuration of bridged ring compound relative consistency relative construction relative contrast relative convergence relative coordinate relative coordinate system relative correction factor

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。