黑麦草的碳蓄积量显著高于紫云英和油菜，各覆盖作物处理碳蓄积量均显著高于冬闲田。

Carbon fixation in every cover crop treatment is higher than that of winter fallow cropland.

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目前的3种压裂液对葡萄花油层污染均较为严重，田菁胶、香豆胶、瓜胶压裂液对岩心渗透率损害率分别为27.89%，18.51%，26.06%。

These 3 kinds of fracturing fluids may seriously contaminate Putaohua reservoir. The damage rate of sesbania gum, fenugreek gum and guar gum were 27.89%, 18.51%, 26.06% respectively.

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产卵选择性试验结果表明，水稻田和茭白田二化螟均喜在茭白植株上产卵。

SSB from both rice and Zizania fields mostly prefer to oviposit on Zizania plants.

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