This paper introduces the natural ecology condition of original place, breed formation, appearence, character, adaptability and production performance of Zhongdian yak.
全面介绍了中甸牦牛的产地自然生态环境、品种形成、外貌特征、适应性和生产性能。
The relationship between oviposition preference and progeny performance is one of the central themes in evolutionary ecology.
产卵选择与后代发育适合度之间的相关性是进化生态学的主要科学问题之一。
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