What refers to the sources of soil pollution, the impact of industrial enterprises, transport, waste on the state of the soil. Consequences of land pollution and ways to solve the problem.
Why does a greenhouse need soil heating, benefits for plants. Existing types: solar radiation, biochemical reactions, geothermal waters, electrical energy.
Factors affecting soil moisture. Parameters of optimal soil moisture for different plants. Danger of stagnant moisture or drought. Methods for determining humidity.
Features of soil analysis, what it is and why it is needed. What methods are included in soil analysis. How to take samples and how the research process works.
Ecological role of soil air regime for plants, composition of air-rich soil, conditions of gas exchange with the atmosphere, ways of influencing soil air regime.
Classification of morphological features of soils. What does the concept mean, the main features (the structure of the soil profile, color, structure, neoplasms and inclusions).
The purpose of soil cultivation, what is carried out, what types of cultivation exist. Cultivation rules and possible errors. Which cultivator to choose.
Features of the production of geotextiles for beds. How to choose the type of canvas, advantages and disadvantages. The nuances of using different types of materials, the stages of laying covering textiles.
Description of beds from pallets. The pros and cons of the design at their summer cottage, the necessary tools and materials, varieties of beds, possible errors.
Advantages and disadvantages of using succinic acid for plants, indications for use. Consumption rate and solution preparation, instructions for use as a fertilizer.
Location and types of soils in Australia. Features of the predominant and most common Australian soils. Application of soils for agriculture.
Soil reclamation is understood as different types of work aimed at improving their composition and increasing benefits for people. For this, various methods are used.
Features of soils in Africa, what types of soils are most typical for the continent. Composition, morphological features. Economic use of African soils.
Specifics, advantages and disadvantages, types of brick beds, how to make various options with your own hands (high, lined with bricks, figured, in a greenhouse), possible errors.
Features of the soils of the East European Plain. Common types, their composition, morphological features and properties. Species diversity of plain plants.
Under the absorption capacity of the soil understand its ability to retain important substances. This is of great importance for the successful cultivation of plants.
What types of soils are typical for the forest zones of Russia. Their composition, morphological features. The use of forest soils in agriculture.
List of greens that can be planted on the spicy bed, annuals and perennials. Where to buy seeds, when is the best time to plant. How beautiful to plant, cultivation features.
We understand what is the difference between soil and soil, how these concepts differ from the term "land". We choose high-quality soil for the garden or summer cottage.
The soils of the natural zone of the savannas are not fertile. Due to the long dry period, there is sparse vegetation. A thin layer of humus forms on the surface.
Advantages and disadvantages of manual digging of the soil. Features of spring and autumn land preparation for planting. How to properly dig beds with a shovel.
Characteristics and thickness of the fertile soil layer. Benefits and applications. By what criteria should you choose the soil when buying for use in the household.
Why pre-sowing tillage is carried out, methods and stages. What technique is used, when to carry out, the optimal depth of processing. Requirements, possible errors.
Under the winch for plowing the land is understood a traction device that tows a plow or cultivator. This device has many advantages.
Features of soils of moist equatorial forests. Common types are red-yellow and red soils. What vegetation usually grows in equatorial forests.
What is soil self-purification. The ways in which the soil can self-cleanse: aerobic and anaerobic. Mineralization and humification. Hygienic value of soil self-purification.
Features of the soils of the West Siberian Plain. Tundra-gley, podzolic and sod-podzolic, permafrost-taiga, chernozems and meadow-chernozem soils. Vegetation.
What the mineral part of the soil arises from and consists of, the processes of formation of minerals and rocks, classification, distribution and main characteristics of soil-forming rocks.
Heavy metals are considered to be common pollutants, their amount in the soil needs to be controlled. What causes soil contamination with heavy metals?
With the help of soil deoxidation, it is possible to improve the development of many crops. It is important to correctly assess the parameters of soil acidity.