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水稻田因土施肥,既可满足水稻各生育阶段对各种肥料的需求,又能有效地避免大面积偏施、滥施肥料造成的浪费,提高肥料的利用率。实行因土施肥,一般每亩可增产稻谷40～70公斤,亩增纯收入25～45元。 1.稻田类型及施肥标准①沙田、潮沙田、冷沙田、黄沙田,每亩总施肥量为:纯氮11～13公斤,五氧化二磷5～6公斤,氧化
Due to soil fertilization, rice paddy can not only meet the needs of various fertilizers during various stages of rice growth, but also effectively avoid the waste caused by excessive application of fertilizers over large areas and increase the utilization rate of fertilizers. Fertilization due to the implementation of the soil, the general increase of 40 to 70 kilograms of rice per acre, acres of pure income 25 to 45 yuan. 1. Paddy field types and fertilization standards ① Shatian, Sha Tin, cold Shatin, Huang Shatin, the total amount of fertilizer per acre: 11 to 13 kg of pure nitrogen, phosphorus pentoxide 5 to 6 kg, oxidation