SUG‘ORISH TARTIBLARINING O‘SIMLIK BO‘YIGA TA’SIRI
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lmiy jurnal
Abstract
Qishloq xo‘jalik ekinlari yetishtiriladigan mintaqaning ob-havo sharoiti, tuproqdagi zahira
nam miqdori va navga bog‘liq holda o‘suv davri davomida soya o‘simligini 3-4 marta sug‘orish
talab etiladi. Soya o‘simligi o‘sishi va rivojlanishi, hosildorligi ob-havo va iqlim sharoitlari
qarotida qo‘llaniladigan agrotexnik tadbirlarga bog‘liq bo‘lib, sutkalik suv sarfi soyaning o‘sish
fazalariga bog‘liq holda bo‘lib, maksimal suv sarfi dukkaklarni shakillanish fazasidakuzatilgan. Soya yetishtirish davrida oziqa moddalar bilan va suv bilan ta’minlanganlik
darajasi o‘sish va rivojlanishni cheklovchi omillar sanaladi
Description
The level of water supply during the cultivation of soybean as a repeated crop was positive
when the soil moisture before irrigation was 70-80-80 in all irrigation methods. However,
excessive water supply increased the plant height (88.6 cm at the ripening stage) and the
tendency to lie down.
Based on the results of a three-year average analysis , the use of modern agrotechnologies that
save water resources in the cultivation of soybean as a repeated crop, namely drip irrigation
in agronomic conditions with a pre-irrigation soil moisture ratio of 70-75-75 per repeated
soybean plant height (13.9; 35.8; 53.3; 73.1 cm), was found to be the optimal irrigation method
compared to other agronomic and pre-irrigation soil moisture options.