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OʼZBEKISTON RESPUBLIKАSI QISHLOQ XOʼJАLIGI VАZIRLIGI
OʼZBEKISTON RESPUBLIKАSI OLIY VА OʼRTА MАXSUS TА’LIM
VАZIRLIGI
TOSHKENT DАVLАT АGRАR UNIVERSITETI
Dorivor o’simliklar kafedrasi
“Urug’chilik va ko’chatchilik”fanidan
KURS ISHI
MAVZU
:
Uch bo’lakli ittikanak
(Qariqiz)
–
(Chereda trexrazdelnaya)
–
Bidens tripartita L. o’simligi urug’larini laboratoriya taxlili.
Bajardi:
Xujamatov Obid
Tekshirdi: ______________
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MUNDARIJA
KIRISH ...................................................................................................................... 3
I – BOB. UCH BO’LAKLI ITTIKANAK
(QARIQIZ)
– (
CHEREDA
TREXRAZDELNAYA
) – BIDENS TRIPARTITA L. O’SIMLIGI HAQIDA ........... 6
1.1 Uch bo’lakli ittikanakning botanik tasnifi, geografik tarqalishi va
dorivor maxsuloti ............................................................................................... 6
1.2 Uch bo’lakli ittikanak maxsulotining kimyoviy tarkibi, ishlatilishi
va dorivor preparatlari ........................................................................................ 7
II – BOB. UCH BO’LAKLI ITTIKANAK O’SIMLIGI URUG'LARNING
EKISH SIFATLARINI ANIQLASH UCHUN O‘RTACHA
NAMUNA OLISH ..................................................................................................... 9
2.1 Urug'lardan o‘rtacha namuna olish............................................................. 9
2.2 Urug’larni tozaligini aniqlash. ..................................................................13
2.3 1000 dona urug’ning vaznini aniqlash .....................................................14
III – BOB UCH BO’LAKLI ITTIKANAK O’SIMLIGI URUG'LARNING
UNUVCHANLIGINI, YASHOVCHANLIGINI VA
O‘SISH KUCHINI ANIQLASH .............................................................................16
3.1 Urug'larning unuvchanligini aniqlash ......................................................16
3.2 Urug‘larning yashovchanligini aniqlash ..................................................18
3.3 O‘sish kuchini aniqlash ............................................................................20
IV – BOB. UCH BO’LAKLI ITTIKANAK
(QARIQIZ)
– (
CHEREDA
TREXRAZDELNAYA
) – BIDENS TRIPARTITA L. O’SIMLIGINI
DALA SHAROITIDA EKIB O’STIRISH TEXNALOGIYASI .............................22
4.1 Uch bo’lakli ittikanak o’simligini tajriba maydoniga ekish
uchun yerni tayyorlash .....................................................................................22
XULOSA..................................................................................................................23
FOYDALANILGAN ADABIYOTLAR VA INTERNET SAYTLAR ..................24
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