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慈竹 Sinocalamus affinis(Rendle)MccIure,又称绵竹、窝竹。原产我国西南中亚带地区,尤以四川盆地分布最为普遍。我省仅南郑县巴山以南的碑坝区有少量自然分布,约二千余窝。它秆壁薄,节间长,材质柔软,篾性好,是编制各种用具,扭制竹索、竹缆及包装捆扎的好原料。我省养蚕业需要大量竹材编制蚕箔。据统计,仅安康县每年需从四川等省购进竹制品,就花去40余万元,供求矛盾突出。为此,1972—1975年采用截秆移竹法从四川引进22万窝,分别在汉中地区的勉县、汉中、城固、洋县,安康地区的汉阴、安康、平利等县试种,成活率在70%以上,已普遍成林。一般竹高
Sinocalamus affinis (Rendle) MccIure, also known as Mianzhu, nest bamboo. The origin of our country in southwestern Central Asia, especially in Sichuan Basin, the most common distribution. Only a small amount of natural distribution is found in the monument dam area south of Bashan in Nanzheng County, about 2,000 nest. Its thin stalk wall, internodes, soft material, good sex, is the preparation of a variety of utensils, twisted bamboo cable, bamboo cable and packaging bundles of good raw materials. Sericulture industry in our province need a lot of bamboo preparation silkworm foil. According to statistics, only every year Ankang County needs to purchase bamboo products from other provinces in Sichuan province, spending more than 400,000 yuan on the contradiction between supply and demand. Therefore, from 1972 to 1975, 220,000 litters of forages were introduced from Sichuan Province by the method of stalk-cutting and bamboo-cutting, and were planted in Mianxian, Hanzhong, Chenggu, Yangxian, Hanyin, Ankang and Pingli counties in Hanzhong , Survival rate of 70% or more, has generally become a forest. General bamboo high