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退化红壤不同治理模式对土壤肥力的影响
引用本文:杨玉盛,何宗明,林光耀,罗学升.退化红壤不同治理模式对土壤肥力的影响[J].土壤学报,1998,35(2):276-282.
作者姓名:杨玉盛  何宗明  林光耀  罗学升
作者单位:福建林学院
基金项目:* 福建省科委重点资助
摘    要:采取4种不同治理模式对福建省长汀县花岗岩区红壤严重侵蚀地进行治理,1992年对各治理模式及相应对照的土壤化学性质、土壤微生物、土壤酶活性、土壤呼吸作用进行研究,结果表明,治理后土壤细菌、真菌、放线菌数量及微生物总数明显增加,土壤水解性酶和氧化还原酶活性及土壤呼吸作用强度得到显著的加强,土壤养分贮量和速效养分供应强度得到明显改善,土壤肥力得到不同程度的恢复。表明采用合适的生物措施,辅以必要的工程措施,是改善严重退化红壤肥力有效途径之一。

关 键 词:退化红壤  治理模式  土壤肥力  模糊聚类
收稿时间:4/2/1996 12:00:00 AM
修稿时间:1997/4/16 0:00:00

EFFECT OF DIFFERENT IMPROVING PATTERNS ON FERTILITY OF SEVERELY DEGRADED GRANITIC RED SOIL
Yang Yu-sheng,He Zong-ming,Lin Guang-yao and Luo Xue-sheng.EFFECT OF DIFFERENT IMPROVING PATTERNS ON FERTILITY OF SEVERELY DEGRADED GRANITIC RED SOIL[J].Acta Pedologica Sinica,1998,35(2):276-282.
Authors:Yang Yu-sheng  He Zong-ming  Lin Guang-yao and Luo Xue-sheng
Institution:Fujian Forestry College, Nanping Fujian 353001;Fujian Forestry College, Nanping Fujian 353001;Fujian Forestry College, Nanping Fujian 353001;Expermental Station if Soil and Water Conservation, Changting
Abstract:The severely eroded granitic red soil were improved on four different patterns in Changting County, Fujian, and the soil chemistry, soil microbes, soil enzymes and soil respiration over different patterns were studied in 1992. The results showed that the amounts of soil bacteria, fungi, actinomyces and total microbes were increased obviously, the soil hydrolytic and oxidation-rcduction cnzymcs and soil rcspiration were enhanced evidently, the storage of soil nutrients and supplying intensities of various available nutrients were promoted pronouncedly, demonstrating that the fertility of the soil improved on all the patterns was restored to varying degrees. Therefore, proper biological measures and essential supplementary engmeenng measures are effective in improving the fertility of severely degraded red soil.
Keywords:Severely degraded red soil  Improving patterns  Soil fertility  Fuzzy cluster
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