1·Object: Landscape plants, forests, fruit trees and other economic forest.
对象：景观植物、森林、果树及其他经济林。
2·The best efficiency is economic forest, the best zoology efficiency is mixed forest.
退耕还经济林的效益值最大，生态效益以还混交林为最好。
3·Chestnut is one the important economic forest in mountain area in China. Its output is placed on the top of the world.
板栗是我国重要的山区经济林之一，产量居世界第一位。
4·The area ratio of protection forest and economic forest in forest land, thin stocked land and shrubbery land is about 34:1.
有林地、疏林地和灌木林地中防护林与经济林的面积比例约为34：1。
5·Drip irrigation is a new technique with the character of water saving, and it is applied mainly in economic crops and economic forest with higher economic values.
滴灌是一项新兴的节水灌溉技术，目前主要应用于产值高的经济作物和经济林。
6·It covers the whole forestry field, including the protection and management of forests, related rangelands, and water-sheds; utilization of forest products; and the economic aspects of forestry.
它涵盖了整个林业领域，包括森林、相关牧场和集水区的保护和管理，森林产品的利用以及林业的经济方面。
7·The theme expresses an overall desire to have significant forest cover and stocking, including trees outside forests, to support the social, economic and environmental dimensions of forestry.
本主题表示要拥有大量森林覆盖和立木材积的总愿望，包括森林外树木，以支持林业的社会、经济和环境方面。
8·The forest management unit level indicators depend on local, often site-specific, environmental factors such as forest type and topography, local economic and social considerations and priorities.
森林管理单位级指标以地方的、往往是具体地点的环境因素为制定依据，如森林类型和地形、地方经济和社会考虑及重点等。
9·The economic thresholds of insect pests are the most important distinguish basis in the scientific management system of forest pests.
在森林害虫科学管理决策专家系统中，害虫危害的经济阈值是最重要的判别依据。
10·This commercial forest is very productive and can generate good economic returns.
这片经济林的收益很好，经济效益很高。