1.
Beneficial insects are allowed to flourish to keep pest insects in check.
益虫得以繁衍，以遏制害虫的数量。
2.
The Effects of Overwintering Pest Control on the Population Dynamics of the Tea Pests and Their Natural Enemies in Tea Gardens
茶园冬防对茶树主要害益虫种群动态的影响
3.
We regard them as unnecessary creatures that do more harm than good.
我们把昆虫当作害多益少的无用东西。
4.
Benefit,Cost and Impacts Analysis of Bt Cotton Application in China;
中国Bt抗虫棉的收益、成本和影响
5.
A person who is intrusively or overly dependent upon another;a parasite.
寄生虫剥夺别人利益或过分依赖他人生活的人；寄生虫
6.
Benefit Analysis of Bt Rice and Insecticide Spray on Non-Bt Rice to Control the Rice Stem Borer;
Bt稻抗虫与非Bt稻施药防治水稻螟虫的效益分析
7.
Benefit Evaluation on Making Use of Different Growth Stages of Tenebrio Motitor Linnaeus and Its Dung Protein
不同发育阶段黄粉虫及虫粪蛋白质的利用效益评价
8.
Article 13. The local people's governments at various levels shall take measures to combat grassland pests and mice and protect those beneficial animals and birds that feed on pests and mice.
第十三条 地方各级人民政府应当采取措施 ，防治草原鼠虫害 ，保护捕食鼠虫的益鸟益兽。
9.
Anyway, caterpillar fungus is one of the traditional Chinese tonics. It's good for your health.
总之，虫草是一处中药补药，有益于身体健康。
10.
This well balanced alliance brings benefits to both polyps and algae
这种完美平衡 不仅有益于给珊瑚虫和藻类
11.
Analysis on Social Economic Benefit of Ancylostomiasis Control Program in Chengdu From 1996 to 1998
成都市1996-1998年钩虫防治工作的经济效益分析
12.
The Research on the Effects of Genetically Modified Cotton (GMC) to Land Use Efficiency;
转基因抗虫棉对土地利用效益的影响研究
13.
Effectiveness of sanitary toilet construction in rural areas with schistosomiasis epidemic
血吸虫病流行地区农村改厕卫生效益分析
14.
The Economic Efficiency Analysis of Transgenic Pest-resistant Rice and Preliminary Study on Resistance of Rice Stem Borer to Transgenic Rice
转基因抗虫水稻的经济效益分析及螟虫对转基因水稻抗性初步研究
15.
A: You may say so. Anyway， caterpillar fungus is one of the traditional Chinese tonics. It's good for your health.
可以这么说。总之，虫草是一种中医补药，有益于身体健康。
16.
Ms. Ferm said that “just using less-toxic pesticides would be much better for the environment and the workers.”
富尔姆说：“只要改用毒性较小的杀虫剂，就将对环境和工人大有裨益。”
17.
COST-BENEFIT ANALYSIS ON MALAYAN FILARIASIS CONTROL IN MIAOXI TOWNSHIP, HUZHOU CITY, ZHEJIANG PROVINCE DURING 1964-1987
浙江省湖州市妙西乡1964-1987年防治马来丝虫病的费用-效益分析
18.
COST-EFFECTIVENESS AND-BENEFIT ANALYSIS OF WORLD BANK LOAN PROJECT ON SCHISTOSOMIASIS CONTROL IN QIANJIANG CITY
潜江市实施世界银行贷款控制血吸虫病项目效果与效益分析