论文部分内容阅读
甘肃省张家川县对早实核桃园中接芽未成活的实生树采取方块芽接的方法进行高接换优,自制模具用于接穗取芽和砧木嫁接部位去皮,明显提高了嫁接速度和成活率,接后嫁接部位愈合好,枝条生长迅速,结果早,产量恢复快,达到1年嫁接、2年见果、3年恢复产量的目的。5年累计改造实生树30 030株,接后第5年株产平均为6.1 kg,按栽植行株距折算,每667 m2产量201.3 kg,经济效益良好。
Zhangjiachuan County, Gansu Province, the real early walnut garden in the buds of the survival of the tree to take the method of square budding high pick exchange excellent homemade mold for grafting buds and rootstocks grafted parts of the skin, significantly increased grafting speed and survival rate , Then the graft site healed well, branches grow rapidly, the result is early, the yield recovered quickly, reaching 1 year grafting, fruit see 2 years, 3 years to restore the purpose of yield. In the past five years, a total of 30,030 real trees were transformed, and the average yield of the fifth year after the harvest was 6.1 kg. According to the planting distance, the yield per plant was 201.3 kg per 667 m2 with good economic returns.