论文部分内容阅读
长期以来,我市在对核桃产业大开发、退耕还林栽植的大量实生幼树进行高接换优中采用装土保湿(在高接体上用报纸卷成筒,筒内填湿土,外套塑料袋)的高接技术进行改接。该技术由于操作繁琐、工效低,大树多头高接及平斜枝上高接操作难度大,特别是受低温、多雨等不良气候条件的影响较
For a long time, the city of walnut industry in large-scale development, planting a large number of real-life saplings planted in high conversion using soil moisturizing installed (high on the body with newspaper roll into tube, tube filled with wet soil, jacket Plastic bags) high access technology to connect. Due to the cumbersome operation and low efficiency, this technique is difficult to operate with high and long branches of large trees and high branches, especially under adverse weather conditions such as low temperature and rainy weather