论文部分内容阅读
树干刮皮。3月上中旬开始对枣树刮除主干、主枝上的老皮,带出园外集中烧毁,以杀死在其内越冬的病虫。刮老皮时要注意见红(木栓层)、不露白(韧皮部),刮皮后将石灰、食盐、水按1:0.5:100的比例配制成石灰水涂抹,或用石硫合剂渣涂抹。全树喷一次5波美度石硫合剂。增施有机肥。对秋季没有追施有机肥的枣园,春季土壤化冻后,要及时补施有机肥。一般幼龄枣树株施有机肥20～
Shaving the skin In mid-March, jujube tree scraping off the main trunk, the main branch of the old skin, took out of the park focused on burning to kill pests in the wintering. Scratch the old skin should pay attention to see the red (cork layer), do not show white (phloem), after scraping the skin of lime, salt, water at a ratio of 1: 0.5: 100 formulated lime water smear, . The whole tree spray a 5 Baume degree stone sulfur mixture. Increase of organic fertilizer. Zaoyuan no topdressing of organic fertilizer in autumn, after soil thawing in spring, it is necessary to replenish organic fertilizer in time. Ordinary jujube tree organic fertilizer 20 ~