Effectiveness of the use of various biostimulants in increasing the productivity of squash crops

This article examines the problem of using natural biostimulants and creating new biologically active substances, introducing them into production, increasing medicinal properties to increase productivity pumpkin crops in Uzbekistan. In this case, moisturising cucumber seeds biostimulators before planting, spraying during growing season, mixed (seed season) methods were used. As a solution problem, it was determined that is useful study effect on improve quality product, enrich its biochemical composition determine properties. Research conducted 2018-2020 at Gulistan State University Andijan Institute agriculture agrotechnology. cultivation cucumber, plants treated with Gossipren, Uchqun, Uchqun plus Verva biostimulants, efficiency biostimulant different rates determined. When 0.01% used method, Ispanskaya 73 variety increased by 31.5 t/ha Palov kadu 268 31.8 t/ha. affected method - Orzu F1 35.1 34.5 obtained Navruz variety.