三北地区古我国国土面积的42％,这一地区生态状况的好坏,关系国家大局。为此,1978年党中央、国务院确定实施我国生态建设最大工程——三北防护林工程。这项重大决策的成败,关建在于工程建设的质量。三北防护林工程管理局按照国家林业局制定的“质为先”的方针,始终坚持把提高工程质量放在十分突出的位置,并于今年9月初在内蒙古通辽召开了“三北四期工程质量管理现场会”。为了更好地指导三北局面上的工作,我们在“绿染三北”栏目中特别刊发三北局局长王成祖同志在现场会上的讲话,以期能对三北四期工程建设起到应有的指导作用。(本文略有删改) In the Three North regions, 42% of China’s total land area is ancient and its ecological status is good or bad, which is related to the overall national conditions. Therefore, in 1978 the Central Party Committee and the State Council decided to implement the “Three Norths Shelterbelt Project”, the largest project of ecological construction in China. The success or failure of this major policy decision depends on the quality of construction. Three North Shelterbelt Project Management Bureau in accordance with the State Forestry Administration to develop “quality first” approach, and always adhere to improve the quality of the project in a very prominent position, and in early September this year in Tongliao, Inner Mongolia held a “Three North Fourth Phase Project Quality Management site will be. ” In order to better guide the work of the Three Norths, we specially published the speech made by Comrade Wang Chengzu, Director of the Bureau of the Three Norths, at the scene meeting in the section entitled " Should have the guiding role. (This article slightly deleted)