| 污染环境中n维食物链模型研究 |
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| 引用本文： | 张所地 董雨滋. 污染环境中n维食物链模型研究[J]. 山西大学学报(自然科学版), 1993, 16(3): 249-255 |
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| 作者姓名： | 张所地 董雨滋 |
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| 作者单位： | 山西财经学院(张所地)，山西经管学院(董雨滋) |
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| 摘 要： | 本文对环境容量很大且被污染情况下的多种群食物链群落模型进行了研究。得到了食物链中各种群平均持续生存与绝灭的充分条件,并得到了保证各种群持续生存对外界输入毒素率的控制条件。
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| 关 键 词： | 生存 绝灭 环境污染 食物链 群落 |
RESEACH ON FOOD CHAIN COMMUNITY MODELS OF N-SPECIES IN A POLLUTED ENVIRONMENT |
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| Zhang Suodi. RESEACH ON FOOD CHAIN COMMUNITY MODELS OF N-SPECIES IN A POLLUTED ENVIRONMENT[J]. Journal of Shanxi University (Natural Science Edit, 1993, 16(3): 249-255 |
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| Authors: | Zhang Suodi |
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| Affiliation: | Zhang Suodi (Shanxi Finance and Economics college)Dong Yuzi (Shanxi Economics and Management College) |
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| Abstract: | The models of food chain community in a pollated environment are studied. The sufficient conditions of persistence in mean and extinction of each species in food chain are obtained. |
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| Keywords: | persistence in mean extinction polluted environment |
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