Thornless tree yielding heavy wood.

1、

Study on Tissue Culture and Rapid Propagation of Thornless Red Raspberry Idaeus

无刺红树莓组织培养快速繁殖技术研究

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2、

Rapid propagation of thornless blue Aloe by tissue culture

无刺番麻组织培养快速繁殖种苗的研究

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3、

Friendship is the only one thornless rose in the word.

世上惟一无刺的一玫瑰，就是友情。

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4、

Erect and almost thornless American hawthorn with somewhat pear-shaped berries.

美洲的一种直立的几乎无刺的山楂，其浆果呈梨形。

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5、

Small thornless tree or shrub of tropical America whose seed pods are a source of tannin.

热带美洲一种小而无刺的树或灌木，其豆荚是丹宁的来源。

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6、

Cyber gaming is turning professional ( see story page 5 of Oct 16's 21 st Century ).

电子竞技越来越有职业化的趋势.

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7、

Q 13 . Any possibilities of e-sporting this game?

这个游戏有可能成为电子竞技项目吗 ?

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8、

Is there a big difference between gaming and traditional sports?

你认为电子竞技与传统体育竞技有哪些区别?

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9、

Bacterial quantity and component changes around rhizosphere of common dayflower ( Commelina communis) were comparatively studied which were cultured under eutrophic water of different degree using mono-carbon source media by means of ERIC-PCR methods.

用单一碳源培养结合ERIC-PCR的方法，比较研究了不同程度富营养水中鸭跖草根系细菌数量和组成的变化。

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10、

The biology of dayflower, including dormancy characteristic, emergence law, root-regeneration ability of the whole plant and branch in different soil moisture, were studied.

探讨了鸭跖草的休眠特性和田间发生规律以及不同土壤含水量下植株地上部和分枝的再次生根能力，为科学、有效地防治鸭跖草提供生物学理论依据。

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11、

Greenhouse experiments were conducted to evaluate the action of combinations of bromoxynil and 2,4-D butyl ester in controlling dayflower.

在温室盆栽条件下，采用等效线法评价辛酰溴苯腈与2,4-D丁酯混用后的联合作用类型。

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12、

With rapid increase of the tolerance to imazethapyr, the key period of spraying dayflower was as early as3-leaf stage.

由于3叶期开始鸭跖草耐药性迅速增强，因此，3叶以前是鸭跖草施药的最佳时期。

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13、

The effects of different soil water content, depth of sowing and dose of fomesafen on dayflower emergence were studied.

通过提供不同外界环境条件的方法，研究了土壤含水量、播种深度及除草剂虎威对鸭跖草出苗的影响。

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14、

The test had studied the proper time and method of controlling dayflower.

本试验讨论了鸭跖草防除的时期和方法。

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15、

Both butterflies and hawkmothes are effective pollinators of two varieties, but strong differentiation in butterfly and hawkmoth species occurred to two varieties.

蝴蝶和天蛾都是2个变种的有效传粉者，它们对2个变种具有同等的传粉效率，但2个变种在传粉者的种类上产生了强烈的分化。

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16、

Large green white-striped hawkmoth larva that feeds on tomato and potato plants; similar to tobacco hornworm.

大型的绿色带白条的天蛾幼虫，吃番茄和马铃薯；类似于烟草天蛾幼虫。

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17、

Major pollinators include bees, hawkmoth, butterfly and birds, and different pollinators correspond with different morphological characteristics of flowers.

姜科植物重要的传粉动物包括各种蜂类、天蛾、蝴蝶、鸟类等，不同的传粉动物对应不同的花部特征。

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18、

European hawkmoth with markings on the back resembling a human skull. autographa california nuclear polyhedrosis virus

背部有类似死人头骨斑纹的欧洲天蛾。苜蓿银纹夜蛾核型多角体病毒

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19、

A gradient in the gravitational forces acting on different parts of a nonspherical object.

作用于非天体物体不同部分的引力梯度。

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20、

Preparation of Nonspherical Polymer Particles Based on Concentrated Emulsion Biphase Polymerization

浓乳液双相聚合方法制备异形聚合物粒子

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