ACCEPTABLE PLANTING TIMES FOR WHITE CABBAGE VARIETIES AND HYBRIDS IN WEAKLY SALINATED AREAS

Abstract

In 2022-2023, in the low solanity soil and climate conditions of Karakalpakstan, early ripening Navruz variety of white headed cabbage, Magnus F1 and Fresco F1 hybrids, and mid early ripening variety Tashkentskaya 10. The influence of the date of seedlings planying (20.03; 30.03; 10.04; 20.04; 30.04.) on the growth, development and productivity of plants was studied. The yield of early ripening Navruz variety was on 4.8-15.0% higher in the variant planted on April 10 (56.2 t/ha) compared to all variants, and in Magnus F1 hybrid in the variant planted on March 30 (57.5 t/ha) the yield was 11.2-48.4% higher than all others. In the mid early ripening Tashkentskaya 10 variety (20.04), the yield obtained from the control variant was 11.8-34.4% higher than all variants, and in the Fresco F1 hybrid, the maximum yield was 65.7 t/ha, in the variant planted on April 20. was 3.8-48.0% higher than other variants.