“the systematic theory of land resources”的概念、定义、翻译、参考文献-科学参考

单词	the systematic theory of land resources
释义	the systematic theory of land resources Encyclopedia 农学土地资源系统理论释 the systematic theory of land resources土地资源系统理论以土地资源系统为研究对象，以土地优化利用为目标，研究土地资源的构成、发展及其地域分异规律，阐明土地资源的自然特征与开发利用适宜性，评估土地资源的生产潜力及效益，指导土地资源的开发、利用与保护的理论。
随便看	extraembryonic endoderm extraembryonic membrane extraembryonic mesoderm extra exposure extra fine sand made of tailings extrafloral nectary extrafocal extrafocal image extrafocal photometer extrafocal photometry extra-foveal vision extragalactic extragalactic astronomy extragalactic astrophysics extragalactic background extragalactic background light extragalactic background radiation extragalactic binary extragalactic Cepheid extragalactic compact radio sources extragalactic diffuse X-ray emission Extragalactic diffuse γ-ray background(DGRB) extragalactic galaxy detection extragalactic HⅡ region extragalactic infrared astronomy

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