1. An added advantage of micro irrigation is weedcontrol.
微灌的一个好处是控制杂草。
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2. Weedcontrol and timing of treatment to avoid weed penalty.
杂草控制及适时处理，以防止其蔓延危害作物。
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3. A landscape fabric may be used under the organic mulches to improve weedcontrol.
阿景观织物可用于有机覆盖物下，以提高控制杂草。
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4. Accurate weed identification is the first step in a successful weed control program.
对杂草的精确确认是杂草控制项目成功的第一步。
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5. Once weedcontrol has been accomplished, further tillage of the soil is not recommended.
如果完成了杂草的控制，对土壤的再次翻耕就不需要了。
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6. In modern field of chemical weed control, amide herbicides have been occupying an important position.
酰胺类除草剂在近代农田化学除草中一直占据重要地位。
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7. This system included weed identification subsystem, herbicide information subsystem, weed control subsystem.
本系统包括杂草识别子系统、除草剂信息子系统、杂草防除子系统。
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8. The effect is obvious on weedcontrol with black film mulched, the fresh weight of weed in field is reduced 70.
利用黑色地膜覆盖防草效果明显 ，田间杂草鲜重比与黑膜同材质的透明地膜覆盖减少 70 。
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9. Field experiments in wheat were conducted to determine broadleaf weed control efficacy of tribenuron plus synergist.
在田间条件下，用苯磺隆加增效剂对麦田阔叶杂草的除草效果进行了试验。
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10. The computed results indicate that when the weed density is below the threshold, no weedcontrol should be required.
计算结果表明，当杂草密度低于阈值时，不需要防除。
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11. The result indicated that, alfalfa seedlings grew well, the weedcontrol efficiency of trifluralin reached above 90%.
结果表明，苜蓿幼株长势良好，氟乐灵对杂草杀灭率为90%以上。
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12. This paper deals with the conception, significance, measures of integrated weedcontrol in turf and its current problems.
概述了草坪杂草综合防除的概念、意义、措施以及目前草坪杂草防除上存在的问题。
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13. This paper discusses the efficacy of foramsulfuron used with Biopower at different concentration ratios for weedcontrol in corn.
探讨了甲酰胺磺隆+拌宝不同浓度配比对玉米田杂草的防除效果。
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14. The results showed that the overall weedcontrol effects of rice straw coverage were above 85% and significantly increased the light intensity in rape fields.
结果表明，稻草覆盖总体控草效果可达85%以上，使油菜株间光照强度显著上升。
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15. In recent years, effective weedcontrol by allelopathy characteristics of plants in agricultural and animal husbandry ecosystem has been studied and applied widely.
近年来，利用植物的化感特性达到对农牧业生态系统中杂草的有效控制已被广泛研究和应用。
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16. The phytocidal composite efficiently expands the weed control spectrum and has better control efficiency to the main grassy weed and the broadleaves in the cotton field.
本 除草组合物有效的扩大了杀草谱，对棉花田中的主要禾本科杂草和阔叶杂草均有较好的防效。
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17. The infrared-transmitting (IRT) mulches provide the weedcontrol properties of black mulch and are intermediate between black and clear mulches in terms of increasing soil temperature.
红外线透性薄膜有黑色薄膜那种控制杂草的特性，在增加土壤温度方面介于黑色与透明薄膜之间。
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18. The effect of the new kind of concentrated compound fertilizer contained with herbicide on weedcontrol and wheat growth in the wheat field was studied in the basin culture and the plot trials.
通过盆钵栽培和田间小区试验，研究新型高效复配小麦专用除草药肥对麦田杂草防效和小麦生长发育的影响。
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19. Of course, biological control agents can safely be released only if it can be verified that they feed solely on the target weed.
当然，只有能够证明它们仅以目标杂草为食，生物控制剂才能安全释放。
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20. CIBC successfully used a seed-feeding weevil, native to Mexico, to control the obnoxious parthenium weed, known to exert devious influence on agriculture and human health in both India and Australia.
21. Chemical weed killers or natural treatments like corn gluten can suppress weed growth. Dense planting of a crop can also act as a natural control.
化学除草剂或类似玉米麸等自然手段可以抑制杂草的生长。作物密集种植也能作为一种自然控制手段。
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22. The associated problems with this weed include its competitiveness, difficulty of control, and the reduction of quality through genetic contamination of pure lines of rapeseed and the like.
23. Problems with using agricultural pesticides in the production of a secure food supply has led to the world-wide problem of weed populations developing resistance to herbicides used for their control.
在安全食品方面使用农药的问题导致了世界范围内的如杂草种群抗药性以及除草剂的使用等广泛问题。
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24. Although we have achieved great progress in the general control of the weed, there are also some serious problems in the harms of the weed, succession, drug-fast and the pollution of the herbicide.
虽然我国农田杂草综合治理已经取得了长足进步，但杂草危害、演替、抗药性、除草剂药害等问题仍相当严重。
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25. In order to protect the public water system from chemical herbicides pollution, biological method has been suggested to control the growth and the reproduction of this weed.
为了避免化学除草剂对水体的污染，生物防治已成为当前水葫芦治理的重要方向。
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26. Noxious weed and pest control?
有害杂草和害虫的控制？
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27. This article discussed the division of conservation management, watering, fertilizing, pruning, pest control, cultivation, weed, anti-cold and other aspects.
本文从一年养护管理工作的划分、浇水、施肥、整形修剪、病虫害防治、中耕除草、防寒等多方面进行了论述。
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28. To control weed in tobacco field more effectively, field experiments were carried out with 3 types of herbicidal film after flue-cured tobacco transplanting.
为更有效地防除烟田杂草，在烤烟移栽大田后采用3种除草膜进行了烟田除草试验。
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29. To control weed in tobacco field more effectively, field experiments were carried out with 3 types of herbicidal film after flue-cured tobacco transplanting.
为更有效地防除烟田杂草，在烤烟移栽大田后采用3种除草膜进行了烟田除草试验。
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He pulled off his coat and started to weed with us. 他脱去上装，开始和我们一起除草。
"accommodation note, lip service" 空头支票
Weed control and timing of treatment to avoid weed penalty. 杂草控制及适时处理，以防止其蔓延危害作物。
In these situations, adjust mowing, fertilizing, aeration, and weed control practices appropriately to the watering schedule. 在这种情况下，调整修剪，施肥，通风，以及杂草控制的做法恰当的浇水时间。
