活性生物海藻肥的作用机理及应用前景

Mechanism of Action and Application Prospect of Active Biological Seaweed Fertilizer

海藻是生长在海洋中的低等光合营养植物,富含海藻多糖、岩藻黄素、褐藻多酚、甜菜碱、植物激素、酚类、萜类化合物及矿物质元素等,是陆地资源的重要补充。海藻肥的核心物质是海藻提取物,其具有改良土壤、提高肥水利用效率、促进植物生长、增强抗逆性、提高农产品质量等功效。概述了纯天然海藻提取物的生产原料及生产工艺,详细介绍了海藻肥中主要活性物质的作用机理,并提出了海藻肥在实际应用中亟待解决的问题。

Seaweed is a low-level photosynthetic nutrient plant that grows in the ocean.It is rich in seaweed polysaccharides,fucoxanthin,brown algae polyphenols,betaine,plant hormones,phenols,terpenoids and mineral elements,etc.It is an important supplement to land resources.The core substance of seaweed fertilizer is seaweed extract,which has the effects of improving soil,increasing extract and water use efficiency,promoting plant growth,enhancing stress resistance,and improving the quality of agricultural products.The production raw materials and production technology of seaweed extract are summarized,the mechanism of action of the main active substances in seaweed fertilizer is introduced in detail,and the problems to be solved in practical application of seaweed fertilizer are pointed out.