查询词典 forestry

Logistic regression was used to model tree mortality of Larix based on the data from l31 diameter-class groups of l2 forest management inventory remeasured plots in Wangqing Forestry Bureau of Jilin Province.

根据来自吉林省汪清林业局森林经理调查的12个落叶松复位样地的131个径阶组数据，应用Logistic型回归式建立了落叶松林木枯损模型。

From its appearance on 1966, the development was very fast in this field. It can be used in many fields such as agriculture, forestry, gardening, the improvement of desert, sanitizing materials, and so on.

高吸水树脂诞生以来的几十年中，对其研究取得了长足的进步，在许多领域如农林园艺、土壤改良、生理卫生用品等有广泛的应用。

We adopted many forestry techniques, including scarifying, weeding, draining, fertilizing, digging far-between dyke, choosing and breeding eximious clone. We also took measures of excavating aperture and irragating root, directly watering root, daubing remedy, stubbing died trees and sterilizing soil in the aperture.We carried through integrated preventional measures of chemical prevention and biological prevention, by using 200×CuSO4, 70% mancozeb 800×5% Chlorothalonil 800×, and Suillus grevillei. All of the meaures got favorable results. The preventional effect exceeded 72%. The incidence of disease descended from 15.5% in 1998 to 2.8% in 2002.This kind of disease was controlled on the whole.

自1998年开始，经过5年的系统研究，通过松土除草、排水施肥、挖隔离沟，选育优良无性系等林业技术措施；采用挖穴灌根法、直接浇根法、涂药法、死树挖除并对穴内土壤消毒等方法，使用硫酸铜200倍液、70％代森锰锌800倍液、5％百菌清800倍液和厚环乳牛肝菌进行化学防治和生物防治等综合防治技术，均取得了很好的效果，防治效果达72％以上，发病率由1998年的15.5％，下降到2002年的2.8％，使该病基本得到了控制。

The comprehensive utilization of crop strews and non agriculture economic forestry can be further developed to increase the income of farmer.

在把农作物秸秆变&废&为&宝&的生(来源：ABCc8论文5b网www.abclunwen.com)物质能利用，收购农民手中的作物秸秆即可增加农民收入。

Based on the comparing between traditional and modern theory of urban forest building, the Chinese traditional ideology of harmonious development between man and nature, and forest culture with rich meaning should be succeeded and developedin urban forestry, so the flamboyant ecological civilization cities syncretized with Chin...

结合现代城市森林的建设理念，作者提出在城市森林建设中要继承和弘扬我国人与自然和谐发展的思想和内涵丰富的森林文化，构筑有中国民族特色、历史文化与现代文明交相辉映的生态文明城市。

A special real-time data exchange model was proposed and established, which can explain multiple relationships between dependent variables and independent variables in developing model systems in forestry and ecology fields through vectored expression evaluation.

提出和实现了一种独特的实时数据交换模型，它通过矢量化的表达式求值，解决了在林业和生态学等方面的研究中，建立模型系时，解释变量和被解释变量之间的多对多的关系。

However, both quantity and quality of the collective forest are not satisfactory for demand .Its assets fail to be vitalized really .All of these influence rural masses to be lifted out of poverty and get rich . Collective forestry faces bottleneck and is hard to develop further and influence national ecological security and social stability.

但是，集体森林资源数量和质量不尽人意，集体林业资产始终未能真正盘活，农村群众奔康致富后劲不足，集体林业面临进一步增长和发展的瓶颈，影响着国家生态安全和社会安定以及建设全面小康社会和基本实现现代化目标的完成。

In recent years,the development of non-public forestry in Shaanxi province has showed an over- whelming tendency but not come into a complete system for its later initiation.

私有成分参与造林绿化和生态环境建设是陕西省林业改革开放政策的具体实践和机制创新的突出成就之一，也是实现本省林业跨越式发展的一支重要力量。

According to Canadian Forest Ecosystem Planning Method,it is suggested that the best management plan of Baihe Forestry Bureau:the buffer zone on both of the stream and the road should be prohibited to log and adopt the selective cutting methods whiling considering the catchment areas, landscape tourist areas and animal areas\' demands of young growth rate.

根据加拿大森林生态系统规划方法进行分析，得出白河林业局的最佳经营方案是：将小溪两边和道路两边的缓冲带设为禁伐带，采用择伐方式进行采伐，并考虑集水区、景观旅游区和动物区对幼龄林比率的要求。

Dept. of Computer and Information Science, Southwest Forestry College, Kunming, Yunnan, 650224, China

计算机技术的发展，特别是网络技术的飞速发展，给文档的保存和管理提供极大的方便。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。