论文部分内容阅读
2002年开始实施退耕还林还草以来,阿勒泰地区种植了大面积的沙棘林,青河县有沙棘纯林面积73.33公顷,沙棘混交林(与杨树、柳树混交,混交比例为1∶1)面积166.67公顷。沙棘混交林随着林龄的增加,部分衰退甚至死亡。由于当时只考虑(荒山)绿化,没有考虑沙棘果的采收和利用,沙棘的串根和萌蘖严重,一是密度大,人或机械无法进入进行采摘;二是部分沙棘林开始老化,甚至死亡。鉴于此,我们在该区域
Since the implementation of the project of returning farmland to forests and pastures in 2002, a large area of Hippophae rhamnoides has been planted in Altay. There are 73.33 hectares of pure seabuckthorn in Qinghe County. The area of mixed seabuckthorn mixed with poplar and willow (1: 1) 166.67 hectares. Seabuckthorn mixed forest with age, some decline or even death. Because at that time, only consideration was given to the afforestation of the barren hills, and the harvest and utilization of seabuckthorn fruit were not taken into account. The serial rooting and sprouting of seabuckthorn were serious. The density was high and people or machinery could not enter for picking. Second, some seabuckthorn forests began to age or even death. In view of this, we are in the area