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Agrokimyoviy xaritanoma tuzish............................................................................392
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Agrokimyoviy xaritanoma tuzish............................................................................392 Tuproqlarni oziq elem entlari bilan ta ’m inlanganlik darajasiga ko'ra guruhlash.......................................................................................................393 Tuproqlarni ehirindi m iqdori bo'yicha guruhlash............................................393 Tuproqlarni harakatchan azot miqdori bo'yicha guruhlash.........................394 Tuproqlarni harakatchan fosfor miqdori bo'yicha guruhlash..................... 395 Tuproqlarni harakatchan kaliy miqdori bo'yicha guruhlash.........................395 Tuproqlarni kislotalilik darajasi bo'yicha guruhlash.........................................396 Tuproqlarni ishqoriylik darajasiga ko'ra guruxlash.......................................... 397 Agrokim yoviy xaritanom a tuzishda bajariladigan ishlarning tartibi va texnikasi...............................................................................397 Dalaning tuproq — agrokimyoviy pasporti........................................................... 398 Tuproqlarni agrokim yoviy tekshirish materiallaridan amalda foydalanish.......................................................................................................400 O'g'itlardan foydalanish rejasini tuzish................................................................ 401 Azotli o'g'itlardan foydalanish rejasi..................................................................... 402 Fosforli o'g'itlardan foydalanish rejasi................................................................. 406 Kaliyli o'g'itlardan foydalanish rejasi..................................................................... 408 Organik o'g'itlardan foydalanish rejasi................................................................ 410 X III bob. A G R O K IM Y O NIN G EKOLOGIK M U A M M O LA R I Kimyoviy vositalar qo'llashning ekologik m u om m olari...........................411 Oziq elem entlarning ekologiyaga ta’siri. Tuproqning xossalari va ekologik muammolar.................................................................................................. 430 Azotli o'g'itlarning ekologik sharoitga ta’siri.....................................................432 Fosforli o'g'itlarning ekologik sharoitga ta’siri....................................................435 Kaliyli o'g'itlarning ekologik sharoitga ta’siri.....................................................438 Kalsiyning ekologik sharoitga ta'siri.......................................................................441 Mineral va organik o'g'itlarni birgalikda qo'llashning ekologik mohiyati.........................................................................................................443 Atrof-m uhitni o 'g'itlar bilan ifloslanishining oldini olish chora-tadbirlari.................................................................................... 446 O'g'itlarni tashish, saqlash va qo'llash...................................................................446 M a’dan o'g'itlarni qo'llash va ularning ekologik om illari.............................449 XIV bob. AGROKIM YO VIY T A D Q IQ O TLA R VA U LA R N IN G T U R 1AR I Vegetatsiya tadqiqotlari usuli.................................................................................... 453 Qumli va suvli m uhitda amalga oshiriladigan tajribalar.............................. 455 Oziq aralashmalar.........................................................................................................456 Qumli va suvli m uhitda tajribalar o'tkazish texnikasi. Qum li rnuhit..... 463 Suvli muhit..................................................................................................................... 469 Oquvchan eritmalar iisuli............................................................................................. 472 Yakkalab oziqlantirish usuli....................................................................................... 4 7 4 Sterillangan muhitda o'tkaziladigan tajribalar.....................................................4 7 6 Gidroponika....................................................................................................................478 Radioaktiv izotoplarni qo'llash....................................................................................4 83 Izotoplar haqida tushuncha. M uqobil va radioaktiv izotoplar............... ■....484 A grokim yoviy izlanishlarda azotning m u q ob il 7N is izotopidan foydalanish.....................................................................................4 8 6 l5P32 radioaktiv izotopi bilan am alga oshiriladigan vegetatsiya tajribalari...................................................................................................................4 87 Tuproqli m uhitda amalga oshiriladigan vegetatsiya tajribalari............. 4 8 8 Lizimetrik tajribalar usuli........................................................................................... 5 06 Dala tajribalari va ularga qo'yiladigan talablar................................................. 5 1 2 Tajribaning tipikligi..................................................................................................... 512 Bitta belgi bilan farqlanish prinsipi..........................................................................513 Tajribalarni maxsus maydonchalarda o ‘tkazish....................................................5 14 H osilni hisobga olish va tajribaning h a q q o n iy lig i............................................. 515 Dala tajribalarida uchraydigan xatoliklarni uchta toifaga bo'lish m um kin.............................................................................................................. 515 Dala tajribalarining turlari...........................................................................................516 Tajriba uchun m aydon tanlash va u n i tayyorlash.............................................. 5 2 0 Dala tajribasi uslubiyotining tarkibiy q ism lari....................................................521 Dala tajribalarini joylashtirish va o ‘tkazish texnikasi....................................... 5 2 9 Tajriba maydonchasidagi dala ishlari........................................................................ 529 Sug'oriladigan sharoitda o'tkaziladigan dala tajribalarining o'ziga xos xususiyatlari......................................................................................... 534 M ineral o ‘g ‘it turlari, shakllari va m e ’yorlarini o'rganish bo'yicha o'tkaziladigan dala tajribalarining tizimlari.................................. 535 M ikroelem ent bilan amalga oshiriladigan dala tajribalari.............................5 3 9 Glossariy.......................................................................................................................... 543 Adabiyotlar ro'yhati...................................................................................................... 545 Juraqul Sattarov Saidjon Sidiqov S ag d u lla Abdullayev Abdurahmon E rgashev Z u lxu m or Xaidm uxam edova Y ak u txon Kulmuradova U m edillo Q asimov N arzu lla Akbarov AGROKIMYO 01 iy o ‘quv yurtlari uchun darslik M uharrir X u doyberdi P o ‘la tx o ja y e v B adiiy m u h arrir Yasharbek R ahim ov Texnik m u harrir Yelena Tolochko M usahhih M uhabbat X alliyeva K om pyuterda teruvchi M unisa Ism oilova L itsenziya raqam i A l № 163. Bosishga ruxsat etildi 2 2 .0 7.2011. B ichim i 6 0 x 8 4 '/i6 T aym s U Z g am itu ra si. Shartli b.t. 32,08. N a sh rb .t. 31,67. S h artn o m a № 4 5 - 2 0 1 1. 500 n u sx a d a . B u y u rtm a № 25. O 'z b c k isio n M a tb u o t va a x b o r o t a g en tlig in in g C h o ‘lp o n n o m id a g i n a s h ri- y o t- m a tb a a ijo d iy u y i. 1 0 0 12 9 , T o slik e n t, N a v o iy k o 'c h a s i, 3 0 -u y . « N O S H IR -F A Y Z » M C H J b o sm a x o n a sid a c h o p etildi. T o slik e n t tu m a n i, K eles sh a h a r, K. G 'o f u r o v k o 'c h a s i, 97-uy. Download 5.63 Mb. Do'stlaringiz bilan baham: |
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