TOSHKENT VILOYATI SHAROITIDA GO‘SHTDOR QORAMOLLARNING MAHSULDORLIK KO‘RSATKICHLARINI OSHIRISHNING ZOOTEXNIK ASOSLARI
Keywords:
Kalit so‘zlar: go‘shtdor qoramolchilik, Toshkent viloyati, Qozoqi oqbosh, Aberdin-Angus, Limuzin, tirik vazn, o‘rtacha kunlik vazn ortishi, ozuqa konversiyasi, so‘yim chiqimi, intensiv texnologiya.Abstract
Annotatsiya: Maqolada Toshkent viloyati sharoitida go‘shtdor qoramollarning mahsuldorlik ko‘rsatkichlarini oshirishning zootexnik asoslari tahlil qilingan. Go‘sht ishlab chiqarish samaradorligiga ta’sir etuvchi zot xususiyatlari, oziqlantirish darajasi, saqlash texnologiyasi, tirik vaznning o‘sish jadalligi va ozuqadan foydalanish samaradorligi yoritilgan. Hududning yem-xashak bazasi va xo‘jaliklarning ishlab chiqarish imkoniyatlarini hisobga olgan holda go‘shtdor qoramollarni yetishtirish texnologiyasini takomillashtirish yo‘nalishlari asoslangan. Qozoqi oqbosh, Aberdin-Angus va Limuzin zotlarini bir xil zootexnik sharoitda qiyosiy o‘rganish orqali mahsuldorlik va iqtisodiy samaradorlikni baholash bo‘yicha tavsiyalar ishlab chiqilgan.
References
1. National Academies of Sciences, Engineering, and Medicine. Nutrient Requirements of Beef Cattle. 8th Revised Edition. Washington, DC: The National Academies Press, 2016.
2. Van Soest P.J. Nutritional Ecology of the Ruminant. 2nd ed. Ithaca: Cornell University Press, 1994.
3. Owens F.N., Dubeski P., Hanson C.F. Factors that alter the growth and development of ruminants. Journal of Animal Science. 1993. Vol. 71. P. 3138–3150.
4. Mertens D.R. Creating a system for meeting the fiber requirements of dairy cows. Journal of Dairy Science. 1997. Vol. 80. P. 1463–1481.
5. FAO. The State of Food and Agriculture. Rome: Food and Agriculture Organization of the United Nations.