他们平整了山坡以防水土流失，还接受了怎样最有效地使用化肥和进行病虫害管理的技术培训。
The hillside was terraced to reduce erosion and farmers were trained in using fertilizer and pest management to the best effect.
介绍了名贵观赏花卉杜鹃花的种类和在我国的分布及其繁育技术、栽培管理和病虫害防治的方法。
This paper introduces the kinds of azalea and its distribution in our country, breeding technique, planting and management, and prevention and control methods of insect pests.
室内花卉的养护管理和病虫害防治技术一直是养花的两个重要环节。
The maintenance and management for room flowers and technique of pest control has two important links of flowers growing.
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