Relevance of long-jet sprinklers use when watering potatoes in the northwestern region conditions

Abstract

The authors note the relevance of potato irrigation in the North-West region of the Russian Federation. The meteorological characteristics of the region are given, the need for irrigation in the first half of the growing season is noted. The objects of research were potato varieties of the mid-early and mid-season groups: Spring Belaya, Lomonosovsky, Charoit, Real, Gusar, Lilac fog, May flower, Peter’s Riddle. The studies were carried out in 2018 - 2019. at the experimental field of the Velikie Luki State Agricultural Academy. The results of the study of the influence of the use of metered irrigation in the first half of the growing season on the increase in the productivity of the improved seed material of potatoes are given. The article presents the results of assessing the productivity of these varieties of potatoes.