Features of use of new generation fertilizers in the technologies of spring barley cultivation in the arid conditions of the Middle Volga

Resumo

The influence of the new generation preparations is studied: liquid multicomponent mineral fertilizers Kuprotsin, Khelatonik, Intermag Profi cereals, organic fertilizers Bioplant Flora, organomineral fertilizers Sufler, biostumulator NV-101 in the form of seed treatment, and foliar dressing for yield and grain quality of the spring barley varieties in the in the drought conditions (hydrothermal coefficient (HTC) of the vegetation period was 0.4–0.7). It is shown that the foliar dressings positively affect the productivity of the barley varieties providing sufficient nutrition to the plants. The individual reaction of Povolzhskii 65, Kazak, Volgar, and Povolzhskii 16 varieties are revealed to the productivity, physical properties, and grain quality with the use of the modern preparations. Volgar and Kazak varieties with the annual yield increase up to 25% are the most sensitive.