防除效果 meaning in English

preventive effect

Effect of molinate ec on weed controlling of rice field in zhanjiang
禾大壮乳油对稻田杂草的防除效果试验
Study on effect of different color of plastic films on controlling weeds in peanut fields
不同颜色地膜对花生田杂草的防除效果研究
Effects of clomazone and its mixture on weeds in soybean field and the following crops
及其混剂对豆田杂草防除效果及对后茬作物的影响
Effects of herbicide fluoroglycofen on controlling dicotyledonous weeds in soybean field
乙羧氟草醚微乳剂对大豆田阔叶杂草的防除效果