There were cited the results of use of lignificated grafts of clonal stocks under production of planting material of sweet cherry. There was set the availability of new elite stocks ELITA-1, ELITA-2 and ELITA-9 along with standard clonal stocks VSL-2 to propagation of lignificated grafts. It is recommended the intensive technology of sweet cherry grafts growing on the basis of it
The article outlines bio ecological properties of the European cedar, important for the selection of the total seed production, principles of selection varieties of clones. A description of the first grade-clone “Carpathian” is given
In this article, agrochemical properties of the mining rocks at the industrial embankment of Kursk Magnetic Anomaly and pine indices of growth have been analyzed. A conсlusion has been made about the impossibility to grow long-term pine plantation without substrate fertility increase measures
The article considers the crop rotation with different saturation of rice and measures of struggle against the cereal and wetland weed
There was given the economic calculation of effectiveness of new clonal sweet cherry stocks use in the conditions of south part of Rostov region. There were carried out researches on assessment of different ways of new stock propagation
There were cited the results of sweet cherry perspective clonal stocks root system study in the conditions of irrigated garden. There were determined the differences of root location on soil horizons. There were revealed the interinfluence of graft and stock on development of root system and character of root location in soil
We developed an effective technology of reproduction in meat cattle breeding, which allows rational use of the bulls-producers, to obtain a high output calves (85-95%), to organize the accuracy of the account of the origin of young animals, to improve the level of selection-breeding work on the improvement of productive and breeding qualities of animals and create in a shorter time highly productive herds of meat cattle
In the article, the maintenance of heavy metals in fertilizers is resulted. The quantity of the years providing ecologically safe entering of mineral fertilizers before excess of maximum-permissible concentration of heavy metals in soil is calculated. The balance of heavy metals as micro – and ultra microelements in leached black soil is resulted
The article reviews the results of studying the adaptive potential of hybrids of corn maturity of different groups in the Central Caucasus. It discusses the variation of adaptive traits of maize hybrids (ecological plasticity and stability of the manifestations of agronomic traits), as well as stabilizing the yield of corn on an annual basis in the processing of seed preparation "TMTD-plus", which contains in its composition Krezatsin growth regulator
The research results of minimization of negative herbicide after-effect on winter wheat root system formation and damage by root rots are reviewed in this article