[医]生态学的;
Discussion on Some Bionomical Characteristics of Forest Insects in the Tropics
试论热带森林害虫的一些生物学特色
The Characteristics of the Bionomical Environment in Qinzhou Bay and the Relationship Between the Characteristics and the Self-purifying Conditions of the Water Body
钦州湾的生态环境特征及其与水体自净条件的关系分析
Economic and bionomical benefit can be reached through using controlled-release fertilizers. The most important application of controlled-release of fertilizer is polymer-coated fertilizers.
控释肥料具有重要的经济效益和生态效益,目前世界上应用最多的控释肥料是聚合物包膜肥料。
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