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triquetra相关的网络例句

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与 triquetra 相关的网络例句 [注:此内容来源于网络,仅供参考]

The study shows that weed density in paddy fields significantly decreases with more than 94% grass-controlling effect under SF compared with CK. Before rice booting stage, weeds compose mainly of Alopecurus pratensis, Echinochhloa crausgalli, Cynodon dactylon, Alternanthera philoxeroides, Mouochoria vaginalis, Murdannia triquetra and Eclipta prostrata in SF. During heading to ripe stage, weeds are mainly A. philoxeroides, E. crausgalli, C.

结果表明:规模稻鸭生态种养杂草密度显著降低,与水稻单一种植比较防效为94%;水稻分蘖到孕穗期稻田杂草主要由看麦娘、稗草、狗牙根、水花生、鸭舌草、水竹叶和鳢肠组成,抽穗期到成熟期主要由水花生、稗草、狗牙根和水竹叶组成。

Dactylon, M. triquetra. At tillering, species richness, Simpon index and Shannon-Wiener index are higher while Pielou index is lower in SF than in CK. From booting to ripening, weed species richness, Simpon index and Shannon-Wiener index are lower while Pielou index is significantly higher in SF than in CK.

研究还表明,规模稻鸭生态种养水稻分蘖期物种丰富度、Simpon指数、Shannon-Wiener指数略高于水稻单一种植,Pielou指数低于水稻单一种植;孕穗期到成熟期物种丰富度、Simpon指数、Shannon-Wiener指数低于水稻单一种植,Pielou指数显著高于水稻单一种植。

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The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。

Its advantage is that it can be used in smaller units.

其优点在于可以在较小的单位中应用。