A serious problem in cultivation of ornamental plants is a lack scientific and applied program in fertilization, so that the plant nutrition focused on growth medium. A randomized completely design with 8 different fertilization methods with the use of ammonium sulphate, potassium sulphate, di ammonium phosphate, ferrilene and kristalon was conducted in three replications in a greenhouse of Cha...

A field trial was conducted at the Institute of Forage Crops (Pleven, Bulgaria) from 2015 to 2017. It studied effects natural products on Acyrthosiphon pisum density, as well changes in chemical composition, content plant fibre components and enzyme degradability forage pea. Treatments with insecticides Madex Agricolle, applied alone or combination organic fertilizers Lithovit Nagro were perfor...

The paper presents the results of research on peculiarities growth, development and formation elements productivity medium-sized varieties potatoes Miracle, depending impact biological products in foliar feeding. use leads to a prolongation growing season medium-ripe potato variety Miracle years average by 3 - 13 days. shortest vegetation period 80 days is observed control variant (var. 1) long...