摘要 |
protection of plants from disease stimulants. SUBSTANCE: protection of plants from disease stimulants by preemergence treatment of seeds and planting material, treatment of vegetating plants or introduction into soil of compositions based on aqueous chitosan solutions containing various organic acids and biologically active agents. There are compositions based on aqueous chitosan solution containing organic acid, or mixture of acids, and growth regulator. Organic acids include succinic, lactic and glutamic acids. Growth regulator includes heteroauksin or fluorine-containing compound. Composition may contain other substances such as catapol, sodium phosphite, ortho monosubstituted mixture. Composition make it possible to increase resistance of plants to diseases and prepare pure agricultural produce. EFFECT: improved properties of the composition. 11 cl, 46 ex, 7 tbl
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