diet

The influence of the phase of the growing season on the mineral composition of the narrow-leaved fireweed

Submitted by red on Sun, 12/06/2022 - 16:34

In the experiments the mineral composition of narrow-leaved fireweed was studied in different phases of its growing season in the conditions of the NorthWestern region of Russia in the Vologda region. It was experimentally established that narrow-leaved fireweed is a promising forage plant in the North-Western zone of Russia. It can meet the needs of lactating cows in macro-and microelements, except sodium, zinc, copper and cobalt.

Nutrition and behavior study of reserve heifers kept on various diets

Submitted by red on Sat, 11/06/2022 - 20:07

The article describes the study results of nutrition and behavior influence in reserve heifers kept on various diets. According to the results, it has been established that the diet type forms the certain direction of digestive processes in calves. The diet containing haylage enhances the gastric digestion of the calves and contributes to a high level of digestion. Solo-fodder reduces gastric levels and enhances intestinal digestion and somewhat reduces overall nutrient digestibility.

Monitoring the viability of dairy cows

Submitted by red on Fri, 31/07/2020 - 11:43

The article presents a working model for monitoring the basic body processes in animals. The main approaches to the implementation of the proposed model are described and disclosed. It has been indicated that the requirements for assessing feed quality and actual nutritional value include the task core to be solved not only in order to control viability, but also to increase the dairy farming efficiency at agricultural enterprises of the Vologda region.

Influence of field beans «protected» protein on indicators of dairy cows productivity

Submitted by red on Wed, 27/12/2017 - 12:57

The article presents the results of studies how field beans subjected to the microwave and chemical treatment influence the productivity of cows and the composition of milk. It has been found that the using in the cows diet of treated corn field beans in an amount of 1,5 kg per head of livestock increases the average milk yield with 4% fat by 5,3-11,1% and the absolute milk protein yield by 2,9-8, 2%.

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