Qarshi muhandislik-iqtisodiyot instituti texnologiya fakulteti

Topshiriqni bajarish tartibi: 
1. O‘quv tajriba uchastkasi yillik ob-havo ma’lumotlariga asoslanib, ko‘sak 
qurtining paydo bo‘lishini va rivojlanish stadiyalarining davrini hisoblang. 
2. G‘o‘za kusak qurti yillik rivojlanishining fenologik kalendarni tuzing. 
3. O‘z-o‘zini baholash jadvalini to‘ldiring. 
Topshriq 1. Ko‘sak qurtining paydo bo‘lish
 
muddati va rivojlanish 
stadiyalarini o‘tish davri.
 
Mart, aprel oylari bo‘yicha ob-havo ma’lumoti 
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G‘umbakdan kapalak chiqishi uchun talab etiladigan samarali haroratlar 
yig‘indisi___________________________________________________________
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Kapalakning tuxum qo‘yish kunlari 
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Tuxumdan lichinka chiqish muddati_____________________________________ 
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Lichinkaning har bir yoshi uchun foydali haroratlar yig‘indisi alohida hisoblab 
boriladi. 
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Birinchi avlod g‘umbagi 
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