As a result of the evaluation an optimal model of artificial complex ecosystem circulation for the agricutural-forestry-medi…
提出了青城后山绞股蓝基地农林药复合生态系统良性循环的优化模式。
It is a land of natural ecosystems into artificial ecosystem process, is also a natural, economic, and social factors at the complex process.
它既是一个把土地的自然生态系统变为人工生态系统的过程，也是一个自然、经济、社会诸因素综合作用的复杂过程。
It is a land of natural ecosystems into artificial ecosystem process, is also a natural, economic, and social factors at the complex process.
它既是一个把土地的自然生态系统变为人工生态系统的过程，也是一个自然、经济、社会诸因素综合作用的复杂过程。
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