结论通过卵细胞第一极体形态可预测受精卵及卵裂期胚胎质量。
Conclusion Zygotes and embryo quality can be predicted by morphology of the first polar body.
寄主卵、寄主植物和栖息生境对卵寄生蜂的性比、体形大小和发育历期有着明显的影响。
The community dynamics of egg parasitoids that could parasitize the brown planthopper in non rice habitats such as bunds and roadside vegetation were studied.
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