28 research outputs found
The effect of different norms of lactose in whole milk substitutes on the productivity of calves
Studies were conducted on three groups of bulls at the age of 10 days with an initial live weight of 45.5-45.8 kg. The differences in feeding were that the animals were fed with milk replacer w ith different lactose contents - 35, 40 and 45%. The use in the feeding of young cattle substitutes for whole milk with the inclusion of 35, 40 and 45% lactose contributed to obtaining average daily gains of 618 g, 637.1 and 606.5 g, respectively.ΠΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΏΡΠΎΠ²Π΅Π΄Π΅Π½Ρ Π½Π° ΡΡΡΡ
Π³ΡΡΠΏΠΏΠ°Ρ
Π±ΡΡΠΊΠΎΠ² Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 10 Π΄Π½Π΅ΠΉ Ρ Π½Π°ΡΠ°Π»ΡΠ½ΠΎΠΉ ΠΆΠΈΠ²ΠΎΠΉ ΠΌΠ°ΡΡΠΎΠΉ 45,5-45,8 ΠΊΠ³. Π Π°Π·Π»ΠΈΡΠΈΡ Π² ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΠΈ Π·Π°ΠΊΠ»ΡΡΠ°Π»ΠΈΡΡ Π² ΡΠΎΠΌ, ΡΡΠΎ ΠΆΠΈΠ²ΠΎΡΠ½ΡΠΌ Π²ΡΠΏΠ°ΠΈΠ²Π°Π»ΠΈ ΠΠ¦Π Ρ ΡΠ°Π·Π½ΡΠΌ ΡΠΎΠ΄Π΅ΡΠΆΠ°Π½ΠΈΠ΅ΠΌ Π»Π°ΠΊΡΠΎΠ·Ρ - 35, 40 ΠΈ 45%. ΠΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ Π² ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΠΈ ΠΌΠΎΠ»ΠΎΠ΄Π½ΡΠΊΠ° ΠΊΡΡΠΏΠ½ΠΎΠ³ΠΎ ΡΠΎΠ³Π°ΡΠΎΠ³ΠΎ ΡΠΊΠΎΡΠ° Π·Π°ΠΌΠ΅Π½ΠΈΡΠ΅Π»Π΅ΠΉ ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ° Ρ Π²ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅ΠΌ 35, 40 ΠΈ 45% Π»Π°ΠΊΡΠΎΠ·Ρ ΡΠΏΠΎΡΠΎΠ±ΡΡΠ²ΠΎΠ²Π°Π»ΠΎ ΠΏΠΎΠ»ΡΡΠ΅Π½ΠΈΡ ΡΡΠ΅Π΄Π½Π΅ΡΡΡΠΎΡΠ½ΡΡ
ΠΏΡΠΈΡΠΎΡΡΠΎΠ² Π½Π° ΡΡΠΎΠ²Π½Π΅ 618 Π³, 637,1 ΠΈ 606,5 Π³ ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²Π΅Π½Π½ΠΎ
The use of lactoferrin in feeding calves
Feeding goats milk with lactoferrin to calves aged 1-30 days has a positive effect on the physiological state of young animals, as evidenced by an increase in platelet content by 3,9 %, urea β by 6,0 %. The average daily increase in live weight increased by 14,4 and 17,3 %, feed costs decreased by 8,6-9,5 %. The most effective rate of feeding milk to calves of lactoferrin-producing goats is 0,44 liters per head per day.Π‘ΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΠ΅ ΡΠ΅Π»ΡΡΠ°ΠΌ Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 1-30 Π΄Π½Π΅ΠΉ ΠΌΠΎΠ»ΠΎΠΊΠ° ΠΊΠΎΠ· Ρ Π»Π°ΠΊΡΠΎΡΠ΅ΡΡΠΈΠ½ΠΎΠΌ ΠΎΠΊΠ°Π·ΡΠ²Π°Π΅Ρ ΠΏΠΎΠ»ΠΎΠΆΠΈΡΠ΅Π»ΡΠ½ΠΎΠ΅ Π²Π»ΠΈΡΠ½ΠΈΠ΅ Π½Π° ΡΠΈΠ·ΠΈΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΡΠΎΡΡΠΎΡΠ½ΠΈΠ΅ ΠΌΠΎΠ»ΠΎΠ΄Π½ΡΠΊΠ°, ΠΎ ΡΡΠΌ ΡΠ²ΠΈΠ΄Π΅ΡΠ΅Π»ΡΡΡΠ²ΡΠ΅Ρ ΡΠ²Π΅Π»ΠΈΡΠ΅Π½ΠΈΠ΅ ΡΠΎΠ΄Π΅ΡΠΆΠ°Π½ΠΈΡ ΡΡΠΎΠΌΠ±ΠΎΡΠΈΡΠΎΠ² Π½Π° 3,9 %, ΠΌΠΎΡΠ΅Π²ΠΈΠ½Ρ β Π½Π° 6,0 %. Π‘ΡΠ΅Π΄Π½Π΅ΡΡΡΠΎΡΠ½ΡΠΉ ΠΏΡΠΈΡΠΎΡΡ ΠΆΠΈΠ²ΠΎΠΉ ΠΌΠ°ΡΡΡ ΡΠ²Π΅Π»ΠΈΡΠΈΠ»ΡΡ Π½Π° 14,4 ΠΈ 17,3%, Π·Π°ΡΡΠ°ΡΡ ΠΊΠΎΡΠΌΠΎΠ² ΡΠΎΠΊΡΠ°ΡΠΈΠ»ΠΈΡΡ Π½Π° 8,6-9,5 %. ΠΠ°ΠΈΠ±ΠΎΠ»Π΅Π΅ ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½Π°Ρ Π½ΠΎΡΠΌΠ° ΡΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΡ ΡΠ΅Π»ΡΡΠ°ΠΌ ΠΌΠΎΠ»ΠΎΠΊΠ° ΠΊΠΎΠ·-ΠΏΡΠΎΠ΄ΡΡΠ΅Π½ΡΠΎΠ² Π»Π°ΠΊΡΠΎΡΠ΅ΡΡΠΈΠ½Π° ΡΠΎΡΡΠ°Π²Π»ΡΠ΅Ρ 0,44 Π» Π½Π° Π³ΠΎΠ»ΠΎΠ²Ρ Π² ΡΡΡΠΊΠΈ
ΠΡΠΎΠ±Π΅Π½Π½ΠΎΡΡΠΈ SSR-ΠΏΠΎΠ»ΠΈΠΌΠΎΡΡΠΈΠ·ΠΌΠ° Π»ΠΎΡΠ°Π΄Π΅ΠΉ
ΠΠ° ΡΠ΅Π³ΠΎΠ΄Π½ΡΡΠ½ΠΈΠΉ Π΄Π΅Π½Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ ΠΌΠ°ΡΠΊΠ΅ΡΠΎΠ² ΠΠΠ ΡΠ²Π»ΡΠ΅ΡΡΡ Π½Π°ΠΈΠ±ΠΎΠ»Π΅Π΅ ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½ΡΠΌ, ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΠ²Π½ΡΠΌ ΠΈ Π½Π°Π΄Π΅ΠΆΠ½ΡΠΌ ΠΌΠ΅ΡΠΎΠ΄ΠΎΠΌ, ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΠ΅ΠΌΡΠΌ Π² ΡΡΠ½Π΄Π°ΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΡΡ
ΠΈ ΠΏΡΠΈΠΊΠ»Π°Π΄Π½ΡΡ
Π³Π΅Π½Π΅ΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡΡ
ΠΊΠ°ΠΊ Π½Π° ΠΈΠ½Π΄ΠΈΠ²ΠΈΠ΄ΡΠ°Π»ΡΠ½ΠΎΠΌ, ΡΠ°ΠΊ ΠΈ Π½Π° ΠΏΠΎΠΏΡΠ»ΡΡΠΈΠΎΠ½Π½ΠΎΠΌ ΡΡΠΎΠ²Π½Π΅. ΠΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅ ΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠ»ΠΎΡΡ Π² Π½Π°ΡΡΠ½ΠΎ-ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΡΠΊΠΎΠΉ Π»Π°Π±ΠΎΡΠ°ΡΠΎΡΠΈΠΈ Β«ΠΡΠΈΠΊΠ»Π°Π΄Π½ΠΎΠΉ ΠΈ ΡΡΠ½Π΄Π°ΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΠΎΠΉ Π±ΠΈΠΎΡΠ΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΠΈΒ» Π½Π° Π±Π°Π·Π΅ ΠΠΎΠ»Π΅ΡΡΠΊΠΎΠ³ΠΎ Π³ΠΎΡΡΠ΄Π°ΡΡΡΠ²Π΅Π½Π½ΠΎΠ³ΠΎ ΡΠ½ΠΈΠ²Π΅ΡΡΠΈΡΠ΅ΡΠ°, Π° ΡΠ°ΠΊΠΆΠ΅ Π² Π½Π°ΡΡΠ½ΠΎ-ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΡΠΊΠΎΠΉ Π»Π°Π±ΠΎΡΠ°ΡΠΎΡΠΈΠΈ ΠΠΠ-ΡΠ΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΠΉ Π½Π° Π±Π°Π·Π΅ ΠΡΠΎΠ΄Π½Π΅Π½ΡΠΊΠΎΠ³ΠΎ Π³ΠΎΡΡΠ΄Π°ΡΡΡΠ²Π΅Π½Π½ΠΎΠ³ΠΎ Π°Π³ΡΠ°ΡΠ½ΠΎΠ³ΠΎ ΡΠ½ΠΈΠ²Π΅ΡΡΠΈΡΠ΅ΡΠ°. ΠΠ΅Π½ΠΎΡΠΈΠΏΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅ Π»ΠΎΡΠ°Π΄Π΅ΠΉ ΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠ»ΠΎΡΡ Π² 17 ΠΌΠΈΠΊΡΠΎΡΠ°ΡΠ΅Π»Π»ΠΈΡΠ½ΡΠΌ Π»ΠΎΠΊΡΡΠ°Ρ
, ΡΠ΅ΠΊΠΎΠΌΠ΅Π½Π΄ΠΎΠ²Π°Π½Π½ΡΡ
ΠΠ΅ΠΆΠ΄ΡΠ½Π°ΡΠΎΠ΄Π½ΡΠΌ ΠΎΠ±ΡΠ΅ΡΡΠ²ΠΎΠΌ Π³Π΅Π½Π΅ΡΠΈΠΊΠΈ ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
(ISAG) Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ Π½Π°Π±ΠΎΡΠ° Stock Marks for Horses Π΄Π»Ρ Π³Π΅Π½ΠΎΡΠΈΠΏΠΈΡΠΎΠ²Π°Π½ΠΈΡ Π»ΠΎΡΠ°Π΄Π΅ΠΉ. ΠΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠ»ΠΈΡΡ Π½Π° Π±ΠΈΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠΌ ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»Π΅ ΡΡΠ΅Ρ
Π·Π°Π²ΠΎΠ΄ΡΠΊΠΈΡ
ΠΏΠΎΡΠΎΠ΄ Π»ΠΎΡΠ°Π΄Π΅ΠΉ: ΠΡ
Π°Π»ΡΠ΅ΠΊΠΈΠ½ΡΠΊΠΎΠΉ (n = 17), Π§ΠΈΡΡΠΎΠΊΡΠΎΠ²Π½ΠΎΠΉ Π²Π΅ΡΡ
ΠΎΠ²ΠΎΠΉ Π»ΠΎΡΠ°Π΄ΠΈ (n = 17), Π’ΡΠ°ΠΊΠ΅Π½Π΅Π½ΡΠΊΠΎΠΉ (n = 16). To date, the use of DNA markers is the most effective, informative and reliable method used in fundamental and applied genetic research, both at the individual and at the population level. The research was conducted in the research laboratory "Applied and Fundamental Biotechnology" on the basis of the Polessky State University, as well as in the research laboratory of DNA technolo gies on the basis of the Grodno State Agrarian University. Horse genotyping was performed at 17 microsatellite loci recommended by the International Society for Animal Genetics (ISAG) using the StockMarks for Horses kit for horse genotyping. The studies were carried out with the biological material of 3 plant breeds of horses: Akhal-Teke (n = 17), thoroughbred horse (n = 17), tracene (n = 16)
Efficiency of compound feed with skimmed milk replacer for calves feeding
Feeding calves with compound feed KR-1 with 15%wt of SMR βAGROMILK-1β has a positive effect on feed consumption, morphological and biochemical composition of blood. The price cost of body weight gain of animals receiving SMR was 12.8% lower compared to those fed with skimmed milk powder.Π‘ΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΠ΅ ΡΠ΅Π»ΡΡΠ°ΠΌ ΠΊΠΎΠΌΠ±ΠΈΠΊΠΎΡΠΌΠΎΠ² ΠΠ -1 Ρ Π²ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅ΠΌ 15% ΠΏΠΎ ΠΌΠ°ΡΡΠ΅ ΠΠΠ Β«ΠΠΠ ΠΠΠΠΠ-1Β» ΠΎΠΊΠ°Π·ΡΠ²Π°Π΅Ρ ΠΏΠΎΠ»ΠΎΠΆΠΈΡΠ΅Π»ΡΠ½ΠΎΠ΅ Π²Π»ΠΈΡΠ½ΠΈΠ΅ Π½Π° ΠΏΠΎΡΡΠ΅Π±Π»Π΅Π½ΠΈΠ΅ ΠΊΠΎΡΠΌΠΎΠ², ΠΌΠΎΡΡΠΎ-Π±ΠΈΠΎΡ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΈΠΉ ΡΠΎΡΡΠ°Π² ΠΊΡΠΎΠ²ΠΈ. Π‘Π΅Π±Π΅ΡΡΠΎΠΈΠΌΠΎΡΡΡ ΠΏΡΠΈΡΠΎΡΡΠ° ΠΆΠΈΠ²ΠΎΠΉ ΠΌΠ°ΡΡΡ ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
, ΠΏΠΎΠ»ΡΡΠ°Π²ΡΠΈΡ
ΠΠΠ ΠΎΠΊΠ°Π·Π°Π»Π°ΡΡ Π½Π° 12,8% Π½ΠΈΠΆΠ΅, ΡΠ΅ΠΌ ΠΏΡΠΈ ΡΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΠΈ ΡΡΡ
ΠΎΠ³ΠΎ ΠΎΠ±Π΅Π·ΠΆΠΈΡΠ΅Π½Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ°
Evaluation of the effectiveness of the carbohydrate component of the diet of calves
The use of whole milk substitutes containing 35-40% milk sugar in feeding calves (age 30-65 days) has a positive effect on the physiological state of animals. The average daily increase in live weight is 3.5 and 8.7% with a decrease in feed costs by 3.0 and 8.0%, and the cost of obtaining an increase is reduced by 28 and 21.3%.ΠΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ Π·Π°ΠΌΠ΅Π½ΠΈΡΠ΅Π»Π΅ΠΉ ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ° Ρ ΡΠΎΠ΄Π΅ΡΠΆΠ°Π½ΠΈΠ΅ΠΌ 35 - 40% ΠΌΠΎΠ»ΠΎΡΠ½ΠΎΠ³ΠΎ ΡΠ°Ρ
Π°ΡΠ° Π² ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΠΈ ΡΠ΅Π»ΡΡ (Π²ΠΎΠ·ΡΠ°ΡΡ30-65 Π΄Π½Π΅ΠΉ) ΠΎΠΊΠ°Π·ΡΠ²Π°Π΅Ρ ΠΏΠΎΠ»ΠΎΠΆΠΈΡΠ΅Π»ΡΠ½ΠΎΠ΅ Π²Π»ΠΈΡΠ½ΠΈΠ΅ Π½Π° ΡΠΈΠ·ΠΈΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΡΠΎΡΡΠΎΡΠ½ΠΈΠ΅ ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
. Π‘ΡΠ΅Π΄Π½Π΅ΡΡΡΠΎΡΠ½ΡΠΉ ΠΏΡΠΈΡΠΎΡΡ ΠΆΠΈΠ²ΠΎΠΉ ΠΌΠ°ΡΡΡ ΠΏΡΠΈ ΡΡΠΎΠΌ ΡΠΎΡΡΠ°Π²Π»ΡΠ΅Ρ 3,5 ΠΈ 8,7% ΠΏΡΠΈ ΡΠ½ΠΈΠΆΠ΅Π½ΠΈΠΈ Π·Π°ΡΡΠ°Ρ ΠΊΠΎΡΠΌΠΎΠ² Π½Π° 3,0 ΠΈ 8,0%, Π° ΡΠ΅Π±Π΅ΡΡΠΎΠΈΠΌΠΎΡΡΡ ΠΏΠΎΠ»ΡΡΠ΅Π½ΠΈΡ ΠΏΡΠΈΡΠΎΡΡΠ° ΡΠ½ΠΈΠΆΠ°Π΅ΡΡΡ Π½Π° 28 ΠΈ 21,3%
Peculiarities of physiological and biochemical blood status and productivity of calves in the postnatal period when feeding milk of goats producing recombinant lactoferrin
Π‘ΠΈΡΡΠ΅ΠΌΠ° ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΡ ΠΌΠΎΠ»ΠΎΠ΄Π½ΡΠΊΠ°, ΠΎΡΠΎΠ±Π΅Π½Π½ΠΎ Π² ΠΏΠ΅ΡΠ²ΡΠ΅ 30 Π΄Π½Π΅ΠΉ, Π΄ΠΎΠ»ΠΆΠ½Π° Π±ΡΡΡ Π½Π°ΠΏΡΠ°Π²Π»Π΅Π½Π° Π½Π° ΡΠΎΡ
ΡΠ°Π½Π΅Π½ΠΈΠ΅ ΠΈ ΡΡΠΈΠ»Π΅Π½ΠΈΠ΅ Π·Π°ΡΠΈΡΠ½ΡΡ
ΡΠ²ΠΎΠΉΡΡΠ² ΠΎΡΠ³Π°Π½ΠΈΠ·ΠΌΠ°, ΠΏΠΎΡΡΠΎΠΌΡ Π² ΠΊΠΎΠΌΠ±ΠΈΠΊΠΎΡΠΌΠ°Ρ
Π΄ΠΎΠ»ΠΆΠ΅Π½ Π±ΡΡΡ ΠΏΡΠ΅Π΄ΡΡΠΌΠΎΡΡΠ΅Π½ Π·Π½Π°ΡΠΈΡΠ΅Π»ΡΠ½ΡΠΉ Π½Π°Π±ΠΎΡ Π²ΠΈΡΠ°ΠΌΠΈΠ½ΠΎΠ², ΠΌΠΈΠΊΡΠΎΡΠ»Π΅ΠΌΠ΅Π½ΡΠΎΠ² ΠΈ Π΄ΡΡΠ³ΠΈΡ
Π±ΠΈΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΈ Π°ΠΊΡΠΈΠ²Π½ΡΡ
Π²Π΅ΡΠ΅ΡΡΠ². ΠΠ΄Π½ΠΈΠΌ ΠΈΠ· Π΄ΠΎΡΡΡΠΏΠ½ΡΡ
ΠΈΡΡΠΎΡΠ½ΠΈΠΊΠΎΠ² ΡΡΠΈΡ
ΡΠ»Π΅ΠΌΠ΅Π½ΡΠΎΠ² ΡΠ²Π»ΡΠ΅ΡΡΡ Π·Π°ΠΌΠΎΡΠΎΠΆΠ΅Π½Π½ΠΎΠ΅ ΠΈ Π½Π°ΡΠΈΠ²Π½ΠΎΠ΅ ΠΌΠΎΠ»ΠΎΠΊΠΎ ΠΊΠΎΠ·-12 ΠΏΡΠΎΠ΄ΡΡΠ΅Π½ΡΠΎΠ² Ρ ΡΠ΅ΠΊΠΎΠΌΠ±ΠΈΠ½Π°Π½ΡΠ½ΡΠΌ Π»Π°ΠΊΡΠΎΡΠ΅ΡΡΠΈΠ½ΠΎΠΌ. ΠΠ΄Π½Π°ΠΊΠΎ ΡΠ°ΠΊΠΎΠ΅ ΠΌΠΎΠ»ΠΎΠΊΠΎ ΠΏΡΠΎΠΈΠ·Π²ΠΎΠ΄ΠΈΡΡΡ Π² ΠΎΠ³ΡΠ°Π½ΠΈΡΠ΅Π½Π½ΠΎΠΌ ΠΊΠΎΠ»ΠΈΡΠ΅ΡΡΠ²Π΅, ΠΏΠΎΡΡΠΎΠΌΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°ΡΡ Π΅Π³ΠΎ Π½ΡΠΆΠ½ΠΎ ΡΠ°ΡΠΈΠΎΠ½Π°Π»ΡΠ½ΠΎ. Π ΡΡΠ°ΡΡΠ΅ ΠΏΡΠ΅Π΄ΡΡΠ°Π²Π»Π΅Π½Ρ ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»Ρ Π½Π°ΡΡΠ½ΠΎΠΉ ΡΠ°Π±ΠΎΡΡ, ΡΠ΅Π»ΡΡ ΠΊΠΎΡΠΎΡΠΎΠΉ Π±ΡΠ»ΠΎ ΠΈΠ·ΡΡΠΈΡΡ Π²Π»ΠΈΡΠ½ΠΈΠ΅ ΠΏΡΠΎΠ΄ΠΎΠ»ΠΆΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΠΈ ΡΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΡ ΠΌΠΎΠ»ΠΎΠΊΠ° ΠΊΠΎΠ·-ΠΏΡΠΎΠ΄ΡΡΠ΅Π½ΡΠΎΠ² Ρ
ΡΠ΅ΠΊΠΎΠΌΠ±ΠΈΠ½Π°Π½ΡΠ½ΡΠΌ Π»Π°ΠΊΡΠΎΡΠ΅ΡΡΠΈΠ½ΠΎΠΌ Π½Π° Π³Π΅ΠΌΠ°ΡΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΈΠ΅ ΠΏΠΎΠΊΠ°Π·Π°ΡΠ΅Π»ΠΈ ΠΈ ΠΏΡΠΎΠ΄ΡΠΊΡΠΈΠ²Π½ΠΎΡΡΡ ΡΠ΅Π»ΡΡ ΠΌΠΎΠ»ΠΎΡΠ½ΠΎΠ³ΠΎ ΠΏΠ΅ΡΠΈΠΎΠ΄Π°. ΠΠ°ΠΈΠ»ΡΡΡΠΈΠΉ ΡΡΡΠ΅ΠΊΡ ΠΏΠΎΠ»ΡΡΠ΅Π½ ΠΏΡΠΈ ΡΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΠΈ ΡΠ°Π·ΠΌΠΎΡΠΎΠΆΠ΅Π½Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ° ΠΊΠΎΠ·-ΠΏΡΠΎΠ΄ΡΡΠ΅Π½ΡΠΎΠ² Π½Π΅ ΠΌΠ΅Π½Π΅Π΅ 20 Π΄Π½Π΅ΠΉ: ΡΠ½Π΅ΡΠ³ΠΈΡ ΡΠΎΡΡΠ° ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
ΠΈ ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½ΠΎΡΡΡ ΡΠ°ΡΡ
ΠΎΠ΄Π° ΠΊΠΎΡΠΌΠΎΠ² ΠΏΠΎΠ²ΡΡΠΈΠ»ΠΈΡΡ Π½Π° 3,3-8,3 ΠΈ 2,3-4,9 % ΡΠΎ-ΠΎΡΠ²Π΅ΡΡΡΠ²Π΅Π½Π½ΠΎ
Using milk replacers with different lactose level for calves growing
Whole milk replacers for calves aged 10-30 days with 35, 40 and 45% of milk sugar have been developed and their efficiency for young cattle feeding has been studied. Studies were conducted in three groups of steers arranged on the principle of analogue pairs at the age of 10 days with initial body weight of 45,5-45,8 kg. Differences in feeding consisted in the fact that the animals were fed with milk replacer with different lactose level β 35, 40 and 45%. Whole milk replacers in feeding young cattle with inclusion of 35, 40 and 45% of lactose contributed to o btaining average daily weight gains of 618 g, 637,1 and 606,5 g, respectively. The best results were observed in animals consumed milk replacer 1 and 2 with inclusion of 35 and 40% of lactose, which is respectively 1,9 and 5,0% higher than in counterparts with diet composition including milk replacer 3 containing 45% of milk sugar.Π Π°Π·ΡΠ°Π±ΠΎΡΠ°Π½Ρ Π·Π°ΠΌΠ΅Π½ΠΈΡΠ΅Π»ΠΈ ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ° Π΄Π»Ρ ΡΠ΅Π»ΡΡ Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 10-30 Π΄Π½Π΅ΠΉ Ρ Π²ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅ΠΌ 35, 40 ΠΈ 45% ΠΌΠΎΠ»ΠΎΡΠ½ΠΎΠ³ΠΎ ΡΠ°Ρ
Π°ΡΠ° ΠΈ ΠΈΠ·ΡΡΠ΅Π½Π° ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½ΠΎΡΡΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΡ ΠΈΡ
Π² ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΠΈ ΠΌΠΎΠ»ΠΎΠ΄Π½ΡΠΊΠ° ΠΊΡΡΠΏΠ½ΠΎΠ³ΠΎ ΡΠΎΠ³Π°ΡΠΎΠ³ΠΎ ΡΠΊΠΎΡΠ°. ΠΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΏΡΠΎΠ²Π΅Π΄Π΅Π½Ρ Π½Π° ΡΡΠ΅Ρ
Π³ΡΡΠΏΠΏΠ°Ρ
Π±ΡΡΠΊΠΎΠ² ΡΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½Π½ΡΡ
ΠΏΠΎ ΠΏΡΠΈΠ½ΡΠΈΠΏΡ ΠΏΠ°Ρ-Π°Π½Π°Π»ΠΎΠ³ΠΎΠ² Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 10 Π΄Π½Π΅ΠΉ Ρ Π½Π°ΡΠ°Π»ΡΠ½ΠΎΠΉ ΠΆΠΈΠ²ΠΎΠΉ ΠΌΠ°ΡΡΠΎΠΉ 45,5-45,8 ΠΊΠ³. Π Π°Π·Π»ΠΈΡΠΈΡ Π² ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΠΈ Π·Π°ΠΊΠ»ΡΡΠ°Π»ΠΈΡΡ Π² ΡΠΎΠΌ, ΡΡΠΎ ΠΆΠΈΠ²ΠΎΡΠ½ΡΠΌ Π²ΡΠΏΠ°ΠΈΠ²Π°Π»ΠΈ ΠΠ¦Π Ρ ΡΠ°Π·Π½ΡΠΌ ΡΠΎΠ΄Π΅ΡΠΆΠ°Π½ΠΈΠ΅ΠΌ Π»Π°ΠΊΡΠΎΠ·Ρ β 35, 40 ΠΈ 45%. ΠΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ Π² ΠΊΠΎΡΠΌΠ»Π΅Π½ΠΈΠΈ ΠΌΠΎΠ»ΠΎΠ΄Π½ΡΠΊΠ° ΠΊΡΡΠΏΠ½ΠΎΠ³ΠΎ ΡΠΎΠ³Π°ΡΠΎΠ³ΠΎ ΡΠΊΠΎΡΠ° Π·Π°ΠΌΠ΅Π½ΠΈΡΠ΅Π»Π΅ΠΉ ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ° Ρ Π²ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅ΠΌ 35, 40 ΠΈ 45% Π»Π°ΠΊΡΠΎΠ·Ρ ΡΠΏΠΎΡΠΎΠ±ΡΡΠ²ΠΎΠ²Π°Π»ΠΎ ΠΏΠΎΠ»ΡΡΠ΅Π½ΠΈΡ ΡΡΠ΅Π΄Π½Π΅ΡΡΡΠΎΡΠ½ΡΡ
ΠΏΡΠΈΡΠΎΡΡΠΎΠ² Π½Π° ΡΡΠΎΠ²Π½Π΅ 618, 637,1 ΠΈ 606,5 Π³ ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²Π΅Π½Π½ΠΎ. ΠΡΠΈ ΡΡΠΎΠΌ Π»ΡΡΡΠΈΠ΅ ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΡ ΠΎΡΠΌΠ΅ΡΠ΅Π½Ρ Ρ ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
, ΠΏΠΎΡΡΠ΅Π±Π»ΡΠ²ΡΠΈΡ
ΠΠ¦Π 1 ΠΈ 2 Ρ Π²ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅ΠΌ 35 ΠΈ 40% Π»Π°ΠΊΡΠΎΠ·Ρ, ΡΡΠΎ Π½Π° 1,9 ΠΈ 5,0% Π²ΡΡΠ΅ ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²Π΅Π½Π½ΠΎ Π°Π½Π°Π»ΠΎΠ³ΠΎΠ², Π² ΡΠΎΡΡΠ°Π² ΡΠ°ΡΠΈΠΎΠ½Π° ΠΊΠΎΡΠΎΡΡΡ
Π²Ρ
ΠΎΠ΄ΠΈΠ» ΠΠ¦Π 3, ΡΠΎΠ΄Π΅ΡΠΆΠ°ΡΠΈΠΉ 45% ΠΌΠΎΠ»ΠΎΡΠ½ΠΎΠ³ΠΎ ΡΠ°Ρ
Π°ΡΠ°
Expediency of application of vegetable proteins as a part of substitutes of whole milk
Feeding whole milk substitutes with a ratio of milk and vegetable protein of 54 and 46%, 63 and 37% and 72.5 and 27.5%of calves aged 10-30 days, has a positive effect e on the morphological and biochemical composition of the blood, allows you to get average daily gains of 435 - 505 g at a cost of feed 4.69 - 5.36 feed units, respectively, while reducing the cost of growth to 29%.Π‘ΠΊΠ°ΡΠΌΠ»ΠΈΠ²Π°Π½ΠΈΠ΅ Π·Π°ΠΌΠ΅Π½ΠΈΡΠ΅Π»Π΅ΠΉ ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΌΠΎΠ»ΠΎΠΊΠ° Ρ ΡΠΎΠΎΡΠ½ΠΎΡΠ΅Π½ΠΈΠ΅ΠΌ ΠΌΠΎΠ»ΠΎΡΠ½ΠΎΠ³ΠΎ ΠΈ ΡΠ°ΡΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΏΡΠΎΡΠ΅ΠΈΠ½Π° 54 ΠΈ 46%, 63 ΠΈ 37% ΠΈ 72,5 ΠΈ 27,5% ΡΠ΅Π»ΡΡΠ°ΠΌ Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 10 - 30 Π΄Π½Π΅ΠΉ, ΠΎΠΊΠ°Π·ΡΠ²Π°Π΅Ρ ΠΏΠΎΠ»ΠΎΠΆΠΈΡΠ΅Π»ΡΠ½ΠΎΠ΅ Π²Π»ΠΈΡΠ½ΠΈΠ΅ Π½Π° ΠΌΠΎΡΡΠΎ-Π±ΠΈΠΎΡ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΈΠΉ ΡΠΎΡΡΠ°Π² ΠΊΡΠΎΠ²ΠΈ, ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΠΏΠΎΠ»ΡΡΠ°ΡΡ ΡΡΠ΅Π΄Π½Π΅ΡΡΡΠΎΡΠ½ΡΠ΅ ΠΏΡΠΈΡΠΎΡΡΡ 435 - 505 Π³ ΠΏΡΠΈ Π·Π°ΡΡΠ°ΡΠ°Ρ
ΠΊΠΎΡΠΌΠΎΠ² 4,69 - 5,36 ΠΊΠΎΡΠΌΠΎΠ²ΡΡ
Π΅Π΄ΠΈΠ½ΠΈΡ ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²Π΅Π½Π½ΠΎ ΠΏΡΠΈ ΡΠ½ΠΈΠΆΠ΅Π½ΠΈΠΈ ΡΠ΅Π±Π΅ΡΡΠΎΠΈΠΌΠΎΡΡΠΈ ΠΏΡΠΈΡΠΎΡΡΠ° Π΄ΠΎ 29%
Evaluation of polymorphism influence of integrated genotypes on gene markers MUC4 (in 17) and ECR F18/FUT1 of the boars of the belarusian large white breed for the safety of suckling pigs
The incidence of the highly undesirable complex genotype ECR F18 / FUT1GG MUC4 (in 17) AA in the experimental boar group was 27.8%, the desired genotype ECR F18 / FUT1 AA and MUC4 (in 17) GG was not detected. The tendency to increase the safety of suckling pigs obtained from boars with the presence in the complex genotype of even a small concentration of desirable alleles in comparison with their complete absence is revealed.Π§Π°ΡΡΠΎΡΠ° Π²ΡΡΡΠ΅ΡΠ°Π΅ΠΌΠΎΡΡΠΈ ΠΊΡΠ°ΠΉΠ½Π΅ Π½Π΅ΠΆΠ΅Π»Π°ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡΠ½ΠΎΠ³ΠΎ Π³Π΅Π½ΠΎΡΠΈΠΏΠ° ECR F18/FUT1GG MUC4 (in17) AA Π² ΠΈΡΡΠ»Π΅Π΄ΡΠ΅ΠΌΠΎΠΉ Π³ΡΡΠΏΠΏΠ΅ Ρ
ΡΡΠΊΠΎΠ² ΡΠΎΡΡΠ°Π²ΠΈΠ»Π° 27,8%, ΠΆΠ΅Π»Π°ΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ Π³Π΅Π½ΠΎΡΠΈΠΏΠ° ECR F18/FUT1AA ΠΈ MUC4 (in 17)GG Π²ΡΡΠ²Π»Π΅Π½ΠΎ Π½Π΅ Π±ΡΠ»ΠΎ. ΠΡΡΠ²Π»Π΅Π½Π° ΡΠ΅Π½Π΄Π΅Π½ΡΠΈΡ ΠΊ ΠΏΠΎΠ²ΡΡΠ΅Π½ΠΈΡ ΡΠΎΡ
ΡΠ°Π½Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠΎΡΡΡ-ΡΠΎΡΡΠ½ΠΎΠ², ΠΏΠΎΠ»ΡΡΠ΅Π½Π½ΡΡ
ΠΎΡ Ρ
ΡΡΠΊΠΎΠ² Ρ Π½Π°Π»ΠΈΡΠΈΠ΅ΠΌ Π² ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡΠ½ΠΎΠΌ Π³Π΅Π½ΠΎΡΠΈΠΏΠ΅ Ρ
ΠΎΡΡ Π±Ρ Π½Π΅Π±ΠΎΠ»ΡΡΠΎΠΉ ΠΊΠΎΠ½ΡΠ΅Π½ΡΡΠ°ΡΠΈΠΈ ΠΆΠ΅Π»Π°ΡΠ΅Π»ΡΠ½ΡΡ
Π°Π»Π»Π΅Π»Π΅ΠΉ Π² ΡΡΠ°Π²Π½Π΅Π½ΠΈΠΈ Ρ ΠΏΠΎΠ»Π½ΡΠΌ ΠΈΡ
ΠΎΡΡΡΡΡΡΠ²ΠΈΠ΅ΠΌ
Efficiency of protein use in the body of young cattle with different feeding frequency
The positive effect of three meals a day on the physiological state of animals, indicators of protein metabolism in bulls has been established. In the groups that received food 3 times a day, there was an increase in the total nitrogen content in the scar fluid by 3.4 % and infusoria β by 3.6 %, a decrease in ammonia by 2.3 %. Feeding three times a day increases the effectiveness of the productive action of the feed. The average daily increase in live weight increased by 4.2 %, feed costs decreased by 1.7 %, protein β by 2.6 %.Π£ΡΡΠ°Π½ΠΎΠ²Π»Π΅Π½ΠΎ ΠΏΠΎΠ»ΠΎΠΆΠΈΡΠ΅Π»ΡΠ½ΠΎΠ΅ Π²Π»ΠΈΡΠ½ΠΈΠ΅ ΡΡΠ΅Ρ
ΡΠ°Π·ΠΎΠ²ΠΎΠ³ΠΎ ΠΏΠΈΡΠ°Π½ΠΈΡ Π½Π° ΡΠΈΠ·ΠΈΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΡΠΎΡΡΠΎΡΠ½ΠΈΠ΅ ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
, ΠΏΠΎΠΊΠ°Π·Π°ΡΠ΅Π»ΠΈ Π±Π΅Π»ΠΊΠΎΠ²ΠΎΠ³ΠΎ ΠΎΠ±ΠΌΠ΅Π½Π° Ρ Π±ΡΡΠΊΠΎΠ². Π Π³ΡΡΠΏΠΏΠ°Ρ
, ΠΊΠΎΡΠΎΡΡΠ΅ ΠΏΠΎΠ»ΡΡΠ°Π»ΠΈ ΠΏΠΈΡΡ 3 ΡΠ°Π·Π° Π² Π΄Π΅Π½Ρ, Π½Π°Π±Π»ΡΠ΄Π°Π»ΠΎΡΡ ΡΠ²Π΅Π»ΠΈΡΠ΅Π½ΠΈΠ΅ ΠΎΠ±ΡΠ΅Π³ΠΎ ΡΠΎΠ΄Π΅ΡΠΆΠ°Π½ΠΈΡ Π°Π·ΠΎΡΠ° Π² ΡΡΠ±ΡΠΎΠ²ΠΎΠΉ ΠΆΠΈΠ΄ΠΊΠΎΡΡΠΈ Π½Π° 3,4 % ΠΈ ΠΈΠ½ΡΡΠ·ΠΎΡΠΈΠΉ β Π½Π° 3,6 %, ΡΠ½ΠΈΠΆΠ΅Π½ΠΈΠ΅ Π°ΠΌΠΌΠΈΠ°ΠΊΠ° Π½Π° 2,3 %. ΠΠΎΡΠΌΠ»Π΅Π½ΠΈΠ΅ ΡΡΠΈ ΡΠ°Π·Π° Π² Π΄Π΅Π½Ρ ΠΏΠΎΠ²ΡΡΠ°Π΅Ρ ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½ΠΎΡΡΡ ΠΏΡΠΎΠ΄ΡΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ Π΄Π΅ΠΉΡΡΠ²ΠΈΡ ΠΊΠΎΡΠΌΠ°. Π‘ΡΠ΅Π΄Π½Π΅ΡΡΡΠΎΡΠ½ΡΠΉ ΠΏΡΠΈΡΠΎΡΡ ΠΆΠΈΠ²ΠΎΠΉ ΠΌΠ°ΡΡΡ ΡΠ²Π΅Π»ΠΈΡΠΈΠ»ΡΡ Π½Π° 4,2 %, Π·Π°ΡΡΠ°ΡΡ ΠΊΠΎΡΠΌΠ° ΡΠ½ΠΈΠ·ΠΈΠ»ΠΈΡΡ Π½Π° 1,7 %, Π±Π΅Π»ΠΊΠ° β Π½Π° 2,6 %