Agricultural application of plant immune resistance inducer containing compound sugar and compound amino acid

The invention relates to a plant immune resistance inducer containing complex sugar and compound amino acid. The complex sugar contains alginate oligosaccharide and chitosan; the compound amino acid contains arginine, phenylalanine and lysine. The plant immune resistance inducer disclosed by the invention can promote plant growth, induce plants to generate broad-spectrum resistance, enhance the self-defense capability of the plants and inhibit the growth of various plant pathogenic microorganisms, is non-toxic, can be degraded by microorganisms, and does not cause pollution to the environment. The invention also relates to application of the plant immune resistance inducer in promoting plant growth and inducing plant disease resistance. 本发明涉及一种含复合糖和复合氨基酸的植物免疫诱抗剂，所述复合糖含有褐藻胶寡糖和壳聚糖；所述复合氨基酸含有精氨酸、苯丙氨酸和赖氨酸。本发明的植物免疫诱抗剂可以促进植物生长、诱导植物产生广谱的抗性、增强植物的自身防卫能力、抑制多种植物病原微生物的生长，而且其无毒并可为微生物降解，对环境不会产生污染。本发明还涉及所述植物免疫诱抗剂在促进植物生长和诱导植物抗病方面的应用。