害虫生物学特征、树龄、气候条件和生态环境等都是影响害虫群落结构及动态的主要因素。
The main factors affecting on the community structure and dynamics of the pests were the biological characters of pests, age of lichee tree, climates and ecological circumstance of the orchard.
本文以草珊瑚为研究对象，从保护生物学角度，对该物种进行了群落生态学和居群遗传学的基础性研究。
From conservation biology viewpoint, we carried out basic researches including community ecology and population genetics on this wild medicinal plant.
芦苇在混生群落和交错区中格局强度没有明显差异，由此可以判定芦苇的空间分布格局形成主要受植物本身生物学特性的影响。
The species characteristic of P. communis was an important factor because there was no significant difference of aggregative intensity in the mixed communities and the ecotones.
芦苇在混生群落和交错区中格局强度没有明显差异，由此可以判定芦苇的空间分布格局形成主要受植物本身生物学特性的影响。
The species characteristic of P. communis was an important factor because there was no significant difference of aggregative intensity in the mixed communities and the ecotones.
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