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Lands, don’t used in agriculture are overgrown of undesirable, mainly cereals, rhizomatous and rootstock grasses. Plowing moldboard of soil for plant increases the overgrowth of undesirable. Use herbicides to control weeds are necessary. Questions of activity and persistence of recommended herbicides were investigated. Defined waiting periods reduce toxicity of soil for planting seedlings briq ...

SUBJECT: plantlets (seedlings); rootstocks; land; weed control; weeds

POSTED TO: Труды Санкт-Петербургского научно-исследовательского института лесного хозяйства [2079-6080]

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This report provides a review of developed method for remote investigations in nature. An example for forest phytocenosises CO2 vertical deviation estimation examined.

SUBJECT: carbon dioxide; sensors; methods; forests

The methods of integrated forest zoning and North-West Russian regions, the second version of a reference system of multidimensional lesotak-Relaxation of norms of the current mainstream structure, assortment, product, and the biological productivity of pure and mixed stands of different completeness, soil quality by type of site conditions. Information possibilities of multi-dimensional elect ...

SUBJECT: standards; lasers; electronics; zoning; methods

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The results of research of establishing fire protective strips of high density larch seedlings are given.

SUBJECT: plantlets (seedlings); fires; density; research

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The system of intensive forest growing in subtaiga-forest steppe zone of Siberia has been proposed. The productivity of forest stands reaches 700 m3/ha by the age of felling

SUBJECT: steppes; productivity; forest stands; felling; forests

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Some opportunities to improve silvicultural and economic efficiency of forest management and forestry in European North of Russia for example as Arkhangelsk region were described in this article. There five real possibilities of forestry and forest management and efficiency were shown.

SUBJECT: economics; efficiency; russia; investment; self management

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Key documents that regulate performance of a package of operations for forest protection and sanitary security provision and their improvement reviewed. Main provisions for forest protection zoning, forest pathology surveys and forest pathology monitoring, hazardous organism outbreak localization and elimination operations, forest use sanitary standards are under consideration.

SUBJECT: standards; pathology; forest pathology; zoning; sight

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This paper is devoted to presenting of methodical approach for for forest fire protection services. The results of forest fire strategic plan-ning for Glebychevskoe Subforestry in Leningrad region are given.

SUBJECT: databases; fires; forest fires; paper; services

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of soil germination, biometric indicators and safety of Scots pine seedlings. For two years of studies, an application of nitrogen fertilizer had a positive effect on height, root collar diameter, safety, standard planting stock yield and biomass accumulation by Scots pine seedlings. The highest results were obtained in variants with the application of nitrogen fertilizer of ammonium nitrate a ...

SUBJECT: efficiency; safety; pinus sylvestris

POSTED TO: Труды Санкт-Петербургского научно-исследовательского института лесного хозяйства [2079-6080]

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Currently, the establishment of cutting age should be based on economic and environmental factors. This combination leads to a new concept - ecological and economic maturity. The article provides its rationale and method of determination. To determine the environmental and economic maturity necessary to establish an integrated economic and environmental ripe ripeness. Determining economic ripe ...

SUBJECT: wood; age

POSTED TO: Труды Санкт-Петербургского научно-исследовательского института лесного хозяйства [2079-6080]

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