Rational nutrition - Improving the productivity of chicken breeds Teshaevna Safarova Zakiya1, Kizi Farmonova Oliyabegim Solijon2 1Lecturer, Department of Biology of Bukhara State University, Bukhara, Uzbekistan, Email id: zakia.safarova@yandex.com, Email id: safarova@mail.ru 2Student, Bukhara State University, Bukhara, Uzbekistan Online Published on 23 May, 2022. Abstract the article presents the data of biotechnology for improving the bioproductivity of chickens, egg production of the Brama breed, diet and the use of algae in their feeding. Making the best diet for chickens. The Brama breed was first introduced by breeders from Asia. They crossed Colchian and Malay chickens. This species was recorded in 1874. Antibiotics and vitamins were added to the water without fail. In the second month, chlorella (algae) was added to the water. Top Keywords Proteins, Mineral Salts, Fats, Calcium, Phosphorus, Magnesium, Malay Chickens, Brama, Chlorella, Duckweed, Fish Oil. Top |