Yuqori mahsuldor sigirlar podalarini yaratish va takomillashtirishda seleksiya usullarining ahamiyati nihoyatda katta. Bunda sigirlar podalarida maqsadga muvofiq tanlash usullari bilan birga juftlash usullarining ham o’rni nihoyatda ahamiyatli hisoblanadi. Shuningdek, bunday podalarni shakllantirishda turli urchitish usullaridan olingan maqbul genotipdagi sigirlardan foydalanish sohani rivojlantirishda va uning samaradorligini oshirishda alohida ahamiyatga ega.
| Mualliflar | F.BAHRIDDINOV |
|---|---|
| Jurnal | Agro kimyo himoya va o‘simliklar karantini (O‘simliklar himoyasi va karantini) |
| Nashr sanasi | 2026-04-01 |
| Son | 4 |
| Til | Ingliz |
швис, порода, корова, молоко, жир, экстерьер, размер тела, индекс, спаривание, вымя, племенной
Ilmiy tadqiqotlarda tajriba podalarida shvis zotining sermahsul sigirlar seleksiya guruxlariga ajratilgan va yangi liniyalarga, oilalarga xos sigirlarning sut mahsuldorlik xususiyatlari o’rganilgan. Tadqiqotlarda yangi…
В ходе исследований крупный рогатый скот, привезенный из Австрии, продемонстрировал высокие наследственные характеристики по молочной продуктивности в наших специфических климатических условиях. Установлено, что…
In the article from the useful species of the stone fruit garden fauna of the foothill and mountain zones, we iden- tified: 15 species of aphid ladybirds, 4 species of lacewing, 5 species of parasites of aphids and 9…
Maqolada shvis zotli jaxon genofondiga xos Avstriya, Germaniya va Rossiya seleksiyasiga xos nasldor buqa- lardan olinib yetishtirilgan III va undan yuqori laktasiyalardagi sigirlarning sut mahsuldorlik xususiyatlari…
Since the times of the Union, Uzbekistan has raised silkworms and supplied 60-65% of the cocoons. Our country feeds silkworm caterpillars without any problems, even after the union, our people are smoothly developing…
In the article, based on the results of studies conducted to study the types of underground pests of peas in the conditions of the Tashkent region, it was established that 9 types of underground pests occur and cause…
В данной статье представлена эффективность использования паразитического энтомофага Trichogramma ostriniae, размноженного в яйцах цитотроги, полученных в приборе Sitotroga, против яиц гранатовой огневки (Euzophera…
The article describes the determination of the number of hatched larvae of California thyme during the growing season of quince, as well as the harm and measures to combat chemicals karate Step 5%, em.k…
Agro kimyo himoya va o‘simliklar karantini (O‘simliklar himoyasi va karantini) — barcha maqolalar