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1.铁肥(多用硫酸亚铁)。铁肥的土壤施用量一般为每667平方米1.00~3.75千克,叶面喷洒浓度为0.2%~1.0%。2.硼肥(多用硼砂、硼酸)。硼肥的土壤施用量一般为每667平方米0.75~1.25千克,浸种浓度为0.02%~0.05%,叶面喷洒浓度为0.3%~0.5%。3.锰肥(多用硫酸锰、氯化锰)。锰肥的土壤施用量一般为每667平方米1.00~2.25千克,浸种浓度为0.05%~0.10%,叶面喷洒浓度为0.05~0.10%。4.铜肥(多用硫酸铜)。铜肥的土壤施用量一般为每667平方米1.5~2.0千克,浸种浓度为0.01%~0.05%,叶面喷洒浓度为0.02%~0.04%。
1. Iron fertilizer (with more ferrous sulfate). Soil application of iron fertilizer is generally 1.00 to 3.75 kg per 667 square meters, foliar spray concentration of 0.2% to 1.0%. 2. Boron (use borax, boric acid). Soil application of boron fertilizer is generally 0.75 to 1.25 kg per 667 square meters, soaking concentration of 0.02% to 0.05%, foliar spray concentration of 0.3% to 0.5%. 3. Manganese fertilizer (manganese sulfate, manganese chloride). The soil application of manganese fertilizer is generally 1.00 ~ 2.25kg per 667m2, the soaking concentration is 0.05% ~ 0.10% and the foliar spraying concentration is 0.05 ~ 0.10%. 4 copper fertilizer (copper sulfate). Soil application of copper fertilizer is generally 1.5 to 2.0 kg per 667 square meters, soaking concentration of 0.01% to 0.05%, foliar spray concentration of 0.02% to 0.04%.