嫩江地区是黑龙江西部风沙干旱的重点地区。建国三十年来,这个地区林业生产取得了一定成果,现有以农田防护林为主体的用材林、水土保持林,薪炭林,四旁绿化林等340万亩,庇护农田7百万亩,有效地防御了风沙干旱等自然灾害对农业生产的威胁、出现了许多大搞植树造林战胜风沙干旱,改变自然面貌,实现粮食高产稳产的好典型。但是,自1958年,特别是十年动乱以来,在林业建设上出现了一些问题,其主要表现是:一、盲目引进,忽视乡土树种。自50年代初至60年代中期,由于对以选 Nenjiang area is the focus of wind and drought in western Heilongjiang. In the three decades since the founding of the People’s Republic of China, some achievements have been made in forestry production in this area. There are 340 mu mu of timber forest, soil and water conservation forests, firewood forests, greenside forests and other 4 million mu of shelterbelts covered mainly by farmland shelterbelts, and 7 million mu of sheltered farmland are effectively defended Wind and drought and other natural disasters on agricultural production threat, there have been many vigorously engage in afforestation victory over wind and sand drought, change the natural appearance, to achieve a good high-yield grain typical. However, since 1958, especially during the ten years of turmoil, some problems have emerged in the course of forestry construction. The main manifestations are as follows: First, the blind introduction and neglect of native trees and trees. Since the early 1950s to the mid-1960s, due to the election