主要问题是一年生阔叶杂草和禾本科杂草。
主要杂草是一年生阔叶杂草和禾本科杂草。
本发明适用于防除水稻田一年生禾本科杂草。
The invention is applicable in preventing and removing annual gramineae grassy weeds in a paddy field.
用于防治小麦、大麦等作物田的阔叶草和部分一年生禾本科杂草。
Uses: Control of most broad-leaved weeds and some annual grasses in wheat, barley, oats, rye, triticale, flax, and on non-crop land.
结果表明，40%三甲苯草酮WG对小麦田禾本科杂草具有较好的防除效果。
The trail showed that tralkoxydim 40% WG had a good control to grass weed in wheat.
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。
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.
草甘膦对阔叶杂草最高目测防效和鲜重防效可提高42%和41%，对禾本科杂草的防效可提高42%和42%。
The maximum control of visual and fresh weight of broadleaf weeds were increased by 42% and 41%, and those of grass weeds were increased by 42% and 42%.
结果表明，放牧能明显抑制一年生禾本科杂草及播种多年生禾本科牧草的生长，但对白三叶和草地有害植物的生长都有促进作用。
The results showed that grazing restrained the growth of annual gramineae weeds and perennial gramineae grass, but accelerated the growth of white clover and noxious plants.
通过对免耕玉米田不同除草剂使用方法和用量的研究表明，田间若以禾本科杂草为主可用单剂防治，若禾本科杂草和阔叶杂草混生以使用混剂为好，且采用土壤处理法防效最佳。
According to the researches on the usage of herbicided in zero tillage corn field, the results showed that thesingle herbicide could be adopted in the field-grown grassy weed.
杂草种类较多的科依次为禾本科、莎草科、菊科、玄参科、泽泻科、千屈菜科等。
The most weed species were Gramineae, Cyperaceae, Compositae, Scrophulariaceae, Alismataceae and Lythraceae.
本发明悬乳剂提高了防效，扩大了乙草胺和阿灭净的防治谱，对玉米田禾本科，双子叶，莎草科杂草的总防效达86%以上，而且对玉米，大豆等作物使用安全性好。
The total effective rate against corn field grass family, dicotyledon, cyperaceae weeds can be higher than 86, and it is safe to corn and soybean crops.
其中，杂草种类较多的科依次为禾本科、莎草科、菊科、玄参科、泽泻科、千屈菜科等。
The families including the most weed species were Gramineae, Cyperaceae, Compositae, Scrophulariaceae, Alismataceae and Lythraceae.
禾本科牧草在生长过程中分蘖多，长势快，抑制杂草的生长，而豆科牧草和菊科牧草苗期长势缓慢，在与杂草杂草竞争中处于劣势。
Grass forages grow fast and have many tillers, which restrained weeds effectly. While leguminous and composite fodder grow slowly which is at disadvantage on competing with weeds during seedling.
禾本科牧草在生长过程中分蘖多，长势快，抑制杂草的生长，而豆科牧草和菊科牧草苗期长势缓慢，在与杂草杂草竞争中处于劣势。
Grass forages grow fast and have many tillers, which restrained weeds effectly. While leguminous and composite fodder grow slowly which is at disadvantage on competing with weeds during seedling.
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