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连续4年的监测结果表明,贵州省荔波县引种的撑×绿杂交竹即撑绿竹竹林,在造林当年其竹笋的出土萌发经历了初期、盛期和末期3个阶段。6月为其出笋初期,出笋数占总出笋数的12.8%,7、8月为出笋盛期,出笋数占总出笋数的79.5%,9月为出笋末期,出笋数占总出笋数的7.7%。撑绿竹林经营至第3年,每丛竹平均有新竹1~9秆,其平均胸径为3.49 cm,平均竹高6.2 m,新竹胸径大于3 cm小于等于4 cm的株数占44.61%,此时竹林的结构达到最佳状态。
The monitoring results for four consecutive years show that the bamboo × Bred bamboo introduced in Libo County of Guizhou Province is supported by bamboo forest. The germination of its bamboo shoot has experienced three stages of early, peak and end. In June for the early bamboo shoots, the number of bamboo shoots accounted for 12.8% of the total number of shoots, July and August for the shoots, the number of shoots accounted for 79.5% of the total number of shoots, September is the end of the shoots, out The number of shoots accounted for 7.7% of the total number of shoots. Green bamboo forest management until the third year, each bamboo average Hsinchu 1 to 9 stalks, the average diameter of 3.49 cm, average bamboo height of 6.2 m, Hsinchu diameter greater than 3 cm less than or equal to 4 cm of the number of strains accounted for 44.61%, this time Bamboo structure to achieve the best condition.