cotton gum

cotton gum的基本解释

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[建] 棉胶

与cotton gum相关的网络例句 [注：此内容来源于网络，仅供参考]

By taking cotton fiber in high yield cotton field of north Xinjiang as the object, the niche-fitness theory were introduced, through analysis the niche-fitness of cotton fiber in three mono-topping and multi-topping intercrop system treatment, the result showed, it is acceptable that evaluate cotton fiber quality by niche-fitness, the niche-fitness value of cotton fiber at the middle part of the cotton plant is the biggest that topping inJul.10th and Jul.25th in this three treatment, moreover, with the increase of topping times, compare with it's top part of cotton plant, the niche-fitness of cotton fiber at the low part of cotton plant have a raise tendency, the niche-fitness value of top and low part of cotton plant in multi-topping treatment is bigger than what of mono-topping.

以北疆高产棉田棉纤维作为研究对象，引入生态位适宜度理论，对三个打顶次数不同的处理的棉花群体棉纤维生态位适宜度进行分析研究，结果表明：用生态位适宜度来评价棉纤维品质是切实可行的，三个打顶处理中7月10日和7月25日打顶棉株棉纤维生态位适宜度均为中部最高，并且随着棉花群体打顶次数的增加，其下部棉纤维生态位适宜度较上部有逐渐增高的趋势，与一次打顶相比较，其二、三次打顶棉株上、下部棉纤维生态位适宜度均升高。

In Xinxiang Aera of Henan Province in 1997, the occurrence of cotton pests were investigated in the Bt cotton and common cotton fields The result showed that the numbers of cotton bollworm egg were similarly in both fields, but that of survival larvae on Bt cotton were lower than that on common cotton The occurrence of cotton aphis was no difference but the spider mite were more heavy in Bt cotton field At the same time,control strategy against cotton pests were discussed for the Bt cotton

对河南新乡棉区种植的转Bt基因棉和常规棉棉田虫情进行了定点系统调查和大田普查，结果表明：棉铃虫在两种棉田棉花上的落卵量无明显差别，而幼虫存量差异显著，Bt棉棉花上幼虫存量显著降低；Bt棉对棉蚜的发生无明显的影响，而Bt棉上棉红蜘蛛的发生比常规棉略重，同时初步研究制定出种植Bt棉后的棉虫综防对策

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与cotton gum相关的网络解释 [注：此内容来源于网络，仅供参考]

cotton gum：棉胶

水紫树和黑紫树有时都被称为酸橡胶木(sour gum)和紫树橡胶木(tupelo gum). 水紫树也被称作棉胶(cotton gum);黑紫树也被叫做黑桉树(black gum)和胡椒树(pepperidge). ...

cotton gum tree：胶皮糖香树

cotton grass | 羊胡子草 | cotton gum tree | 胶皮糖香树 | cotton harvester | 摘棉机

gum cotton：火棉

ground wire 地线 | gum cotton 火棉 | gum elastic 弹性橡胶