On the basis of these experiments and of field observations, the so-called law of competitiveexclusion was formulated, according to which no two species can occupy the same niche.
Birds were also widely used in studies of the niche hypothesis and Georgii Gause's competitiveexclusion principle.
鸟类也被广泛应用于生态位假说和乔治高斯竞争排斥原理的研究中。
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We intend to study the effect of different avian species' competitiveexclusion culture on salmonella colonization, immunity and serum biochemical values of broiler chickens.