鼠类具有较强繁殖力和适应性,种群数量能在短时期内迅速增加,因此成为对天然林生态系统危害最为严重的生物之一.通过阐述我国天然林鼠害发生危害情况,对天然林鼠害危害日益严重原因进行了分析,并从森林生态学角度出发,提出了基于物理、化学、生物以及人工的森林鼠害综合防控技术,从而达到有效控制森林鼠害的目的.
从可持续发展的角度进行论述,以营林建造为主要内容,探讨了可持续发展中营林造林工作的重要性及发展策略.
以民勤干旱盐碱地造林为例,从干旱盐碱地造林立地考察、选种、土地改良、灌水到栽植技术环节方面出发,系统地介绍了干旱盐碱地造林技术,区别于盐碱湿地造林,弥补了干旱盐碱地造林技术方面研究的缺陷.
Sustainable development is the problem need to deal with urgently in the economic forest industry development of Gansu province.Gansu economic forest tree species distribution and species structure should be adjusted quickly; Based on the regional advantages,to develop special products; Continue to strengthen the construction of economic forest base,expand the scale of operation; Relying on the advanced cultivation techniques to ensure high yield and quality of economic forest; Improve the support of economic forest industry development policy and system,lead enterprises to play a leading role in the development of economic forest industry; Improve the scientific management level of economic forest industry,accelerate the industrialization process of economic forest industry; and comprehensively promote the sustainable development of economic forest industry in Gansu province.
