Doctorate Student, of Nukus Branch of Tashkent, State Agrarian University, Nukus, Uzbekistan
Online published on 30 June, 2020.
Repeated and interval crops are sown after winter wheat in the system of short crop ratotion in the condition of saline soil of the Republic of Karakalpakstan and it was defined that they influence positively on physical property of soil. It should be mentioned that, in variants 6 and 7, when repeated and interval crops were sown after winter wheat; in variant 5, when repeated crops were sown and additional 20 t/ha manure was given; and in variant 8, when repeated, interval crops were sown and additional 2 t/ha amount of manure was given, soil capacity mass was 1,31-1,33 g/cm3in 0–30 cm layer in spring, and it was less than the indicators of controlling variant to 0,02-0,04 g/cm3.
Winter Wheat, Repeated and Interval Crops, Manure, Soil Productivity, Capacity Mass, Positive
