Russian standards PDF

Biotechnology. Biological forest protection products. Development of biological forest remedies from invasive organisms

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Biotechnology. Biological agents for forest protection. Biological defense against invasive dendrophilic organisms. Terms and definitions

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Biotechnology. Biological agents for forest protection. Planning of biological forest protection measures against stem pests

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Biotechnology. Ð’iological forest protection products. Evaluation of the effectiveness of parasitic and predatory egg eaters

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Biotechnology. Biological forest protection products. Evaluation of the effectiveness of entomophages in foci of mass reproduction of stem pests

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Trunk pipeline transport of oil and oil products. Composite compound and hermetic for composite sleeve repairs. General specifications

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