论文部分内容阅读
我区常用的微量元素肥料有:硼酸:含硼17%。呈白色晶体粉末,易溶于水,手搓有光滑感觉。适用于甜菜、油菜、包心菜、萝卜、莴苣和芹菜等作物。1、作基肥。在土壤缺硼的情况下,每亩施用量1～2.5斤。与细干土、有机肥料或中性、酸性常量元素肥料混匀后施用。施用一次肥效持续三年。2、作种肥。小麦浸种浓度为0.04—0.08%硼酸溶液。3、作追肥。亩施0.1～0.2斤。作根外追肥喷施浓度为0.1—0.15%硼酸溶液。施用硼酸要注意:1、要在明确土壤和作物缺硼的情况下施用。
My area commonly used trace element fertilizers are: boric acid: boron 17%. White crystal powder, soluble in water, hand rub with a smooth feel. Suitable for beet, rape, cabbage, radish, lettuce and celery crops. 1, as a base fertilizer. In the case of boron deficiency in the soil, the application rate of 1 ~ 2.5 kg per acre. With fine soil, organic fertilizer or neutral, acidic constant element fertilizer after mixing. Fertilization effect lasts for three years. 2, for the kind of fat. Wheat seed soaking concentration of 0.04-0.08% boric acid solution. 3, for top-dressing. Mushi 0.1 to 0.2 kg. Topdressing for spraying fertilizer concentration of 0.1-0.15% boric acid solution. Boric acid should pay attention to: 1, to be clear in the case of boron deficiency and soil applications.