FIELD: environmental protection. SUBSTANCE: surface of soil and/or surface of plant to be protected, and/or injurious organism is covered by foam of water-containing composition with surfactant dissolved therein. Foam is filled with inert gas or fuel combustion products, or gaseous fumigants, or plant growth and development regulators, or fuel gases, or their mixtures with each other or with air. EFFECT: increased protection efficiency. 3 ex
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