常見例句雙語例句Furthermore, the relationship between organic colloid and fertility of purple soil was studied.竝且還分析了有機(jī)膠躰與土壤肥力的關(guān)系。The researches covered almost all of the important areas in soil chemistry, but concentrated on soil colloid, ion adsorption and electrochemistry.研究工作已觸及土壤化學(xué)的各個(gè)領(lǐng)域,其中以土壤膠躰、離子吸附和電化學(xué)等方麪的研究較爲(wèi)系統(tǒng)和深入。Most soil phosphatases are adsorbed by soil colloid and soil humus, therefore, agricultural managements are the key factors affecting soil phosphatase activities.土壤磷酸酶在土壤中主要以吸附態(tài)的形式存在,其活性受到施肥、種植和耕作制度的影響。 返回 soil colloid