查询词典 zoobenthos
- 与 zoobenthos 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Shannon-Wiener diversity index, Simpson diversity index and evenness index all show similar trend of change. The diversity indexes and evenness index of zoobenthos in rice-duck farming ecosystems are higher than those in normal paddy during the early stage of rice growth, but are in the reverse trend during the later stage.
水稻各生育时期常规稻田和稻鸭共作稻田底栖动物的Shannon-Wiener多样性指数、Simpson多样性指数和Pielou均匀度指数变化趋势相似,均为水稻生育前期稻鸭共作稻田的生物多样性指数和均匀度指数高于常规稻田,而后期低于常规稻田。
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The total number of zoobenthos in rice-duck farming ecosystem declines remarkably during the early stage of rice growth, but almost equals that of conventional paddy at late growth stage.
水稻生育前期,稻鸭共作使底栖动物的个体总数减少较大,后期与常规稻田差异较小。
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Appeared in West Lake after exchanging lake water. The dredging sediment had a negative effect on standing crop of zoobenthos community and dominant species, among which, standing crop of tubificid species declined markedly.
西湖底栖动物的群落结构在生态治理工程后变化较小,换水后有外来种类贻贝和寡鳃齿吻沙蚕出现,群落结构仍然是以富营养化种类为主且缺乏软体动物。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。