现今出露于中国北方地表的红色土壤是在红色古土壤和红色古风化壳上发育的，而且大多经历了不连续的成土过程。
In north of China, Latosol-like soils which were exposed to the earths surface were developed from red Paleosol and red paleo-weathered crust.
结果表明：在杉木人工林的整个发育过程中，土壤有机碳含量、土壤呼吸速率等性质均表现出明显变化规律。
The results were as follows:The entire developing process of Chinese fir plantations, the significant regular variation of SOC content, soil respiration rate and soil properties were found.
土壤水分对作物生长发育和产量的影响，在生育过程中具体表现在生长状况和生长量变化上。
Effect of soil moisture on crop growth and yield were performed on the variation of crop growth conditions and biomass growth.
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