Oestrus synchronisation with progesterone-containing sponge and equine chorionic gonadotropin in Pirlak ewes during the non-breeding season: can Toryum improve fertility parameters?
, , , , et | 06 nov. 2020
À propos de cet article
Publié en ligne: 06 nov. 2020
Pages: 573 - 579
Reçu: 01 mai 2020
Accepté: 20 oct. 2020
DOI: https://doi.org/10.2478/jvetres-2020-0074
Mots clés
© 2020 M. Kuru et al. published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Fig. 1
Ingredients and composition of concentrate mixture fed to ewes
| Items | % |
|---|---|
| Barley | 28.00 |
| Wheat bran | 16.65 |
| Corn | 40.00 |
| Cottonseed meal (38 CP) | 6.00 |
| Soybean meal (48 CP) | 5.28 |
| Marble powder | 2.77 |
| Salt | 1.00 |
| Vitamin and mineral premix* | 0.30 |
Type of birth and gender rates in groups
| Parameters | G1 (n = 30) | G2 (n = 30) | G3 (n = 30) | G4 (n = 30) | P value | |
|---|---|---|---|---|---|---|
| Single | 50 (10/20) | 85.7 (12/14) | 57.1 (8/14) | 75 (9/12) | NS | |
| Birth type (%) | Twin | 45 (9/20) | 14.3 (2/14) | 42.9 (6/14) | 25 (3/12) | NS |
| Triplets | 5 (1/20) | 0 (0/14) | 0 (0/14) | 0 (0/12) | - | |
| Gender (%) | Female | 51.6 (16/31) | 37.5 (6/16) | 45 (9/20) | 40 (6/15) | NS |
Contents of Toryum soft capsules in 1 kg
| Vitamins | |
|---|---|
| Vitamin A | 5,000,000 IU |
| Vitamin D3 | 1,200,000 IU |
| Vitamin E | 50,000 mg |
| Vitamin K3 | 600 mg |
| Eicosapentaenoic Acid (EPA, Omega 3) | 43,450 mg |
| Docosahexaenoic Acid (DHA, Omega 3) | 29,000 mg |
| Sodium | 500 mg |
| Potassium | 500 mg |
| Calcium | 1,600 mg |
| Magnesium | 800 mg |
| Copper (CuSO4) | 2,000 mg |
| Iron (FeCO3) | 2,000 mg |
| Manganese (MnSO4) | 2,000 mg |
| Zinc (ZnO) | 2,000 mg |
| Phosphorus (H3PO4) | 800 mg |
| Iodine (NaI) | 100 mg |
| Selenium (Na2SeO3) | 1,500 mg |
Changes in fertility parameters in the groups
| Fertility parameters | G1 (n = 30) | G2 (n = 30) | G3 (n = 30) | G4 (n = 30) | P value |
|---|---|---|---|---|---|
| Oestrus onset (h) – oestrus onset hour is given as mean ± SEM | 37.3 ± 0.8 – difference between values in the same row with different letters is significant | 36.5 ± 0.9 – difference between values in the same row with different letters is significant | 31.9 ± 1.4 – difference between values in the same row with different letters is significant | 30.1 ± 1.3 – difference between values in the same row with different letters is significant | < 0.001 |
| Oestrus rate (%) | 100 (30/30) | 96.7 (29/30) | 100 (30/30) | 93.3 (28/30) | NS |
| Pregnancy rate (%) – pregnancy rate on the 30th d after mating; NS – non-significant | 66.7 (20/30) – significant difference between G1 and G4; eCG – equine chorionic gonadotropin | 46.7 (14/30) | 50 (15/30) | 40 (12/30) – significant difference between G1 and G4; eCG – equine chorionic gonadotropin | < 0.05 |
| Conception rate (%) | 66.7 (20/30) | 48.3 (14/29) | 50 (15/30) | 42.9 (12/28) | NS |
| Lambing rate (%) | 100 (20/20) | 100 (14/14) | 93.3 (14/15) | 100 (12/12) | NS |
| Multiple birth rate (%) | 50 (10/20) | 14.3 (2/14) | 42.9 (6/14) | 25 (3/12) | NS |
| Litter size (n) | 1.55 | 1.14 | 1.43 | 1.25 | NS |
| Survival rate (%) | 87.1 (27/31) | 87.5 (14/16) | 95.0 (19/20) | 86.67 (13/15) | NS |