近年来,海藻肥成为美国、加拿大等国天然有机商品肥料发展的一个新兴热点。 海藻肥是海藻经加工而成的粗粉、液体或脱水干粉,其中干粉中纯氮(N)、五氧化二磷(P_2O~5)、氧化钾的含量分别为1.7％、0.5％、5％,还富舍氯、硅、碘、钠、铁、锌、锰、硼等60多种元素,富集生长素、 In recent years, seaweed fertilizer has become a new hot spot in the development of natural organic fertilizer in the United States, Canada and other countries. Seaweed fertilizer is processed from seaweed meal, liquid or dehydrated dry powder, wherein the content of pure nitrogen (N), phosphorus pentoxide (P 2 O 5) and potassium oxide in the dry powder are respectively 1.7%, 0.5% and 5% , But also rich in chlorine, silicon, iodine, sodium, iron, zinc, manganese, boron and other 60 kinds of elements, rich in auxin,