Fruit growing
and viticulture of South Russia
Influence of treatment of grape technical variety Bianca by biologically active substances on the qualitative indicators of grape and wine materials is studied. Positive effect of preparations on safety of bud in the winter period, fructification of shoots, productivity, sugar accumulation and the qualitative characteristics of produced wine materials are established
Problems of water supply of fruit trees on middle-grown rootstocks in the forest biocenosis are considered in the article. The expediency of assessment of water balance on the condensation of moisture vapor to produce more correct results in the analysis of crop yield is established
Three-year application of low-volume irrigation methods with the help of drip watering has caused some changes in the properties of chernozem soil in the orchard of apple trees, however a significant reduction in fertility is not revealed. In conditions of insufficient moistening of the Stavropol region the use of subsoil irrigation provided reliable additional yield of apple Liberty in drought years, and also increase in the average weight of fruit
Laboratory and field datas on study of phenological, morphological, biochemical and technological fruits features of different chromosomal apple-tree forms with higher rates of ecological safety are presented
Change of the structure of affected bacterial cancer vineyards and increase its harmfulness in ampelocenosis of the Western Ciscaucasia is marked. The climatic conditions in the region and increase the vector activity of winged forms of sucking pests are called as factors contributing to the spread and harmfulness of bacterial cancer. As additional methods of reduction the harmfulness of the disease is proposed to use biobactericide Fitolavin 300, a complex of predators and bioinsecticides in the vector control