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Showing items 37 through 45 of 83.
Substantiated was the use of formal methods in the development of adaptive-landscape farming systems. The study was conducted in the Tver region.
Data by efficiency of amelioration of chernozems is presented. Application of limy materials promotes stable displacement of reaction of medium about the neutral party. For displacement of reaction of medium for 0,1 units рН it is spent 0,55 - 0,88 T/hectare CaCO3.
Woodless areas after clear cutting and fires are subjected to periodic water logging resulting thereby in water logging. The reconstruction of low-value forest stands (LVFSR) should become an effective measure for forest management on such areas.
This paper shows that rice husk ash (RHA) changes the mechanical property of magnesium improved soil. Splitting test was conducted on two types of soil (normal and mixed with RHA). Fracture process was qualitatively evaluated by image analysis and acoustic emission (AE).
Vast and beautiful grassland landscapes in the Aso Kuju National Park have been maintained by human activities e.g. controlled burning, pasturage and mowing. However, the aging of local farmers and the stagnation of livestock industry make such grassland management increasingly difficult.
The protection of agricultural land is an important issue because the area of food production per capita will be decreasing by several estimations in the next decades. The planning measures to ensure the preservation of valuable arable land are among the objectives of county plans in Estonia.
The integrated method of dark-chestnut soil reclamation comprising green manure and application of different doses of phosphogipsum and mineral fertilizers (MF) calculated for planned yield was used in 2009.
It is important to reclam degraded soils in forest nurseries to get quality planting material. Organic wastes and fertilizers on their base may be used for it.