Determination of Puberty Onset in Bulgarian Murrah Buffalo Heifers through Blood Progesterone Analysis
نویسندگان
چکیده
منابع مشابه
Effect of extended photoperiod during winter on growth and onset of puberty in Murrah buffalo heifers
AIM To investigate the effect of extended photoperiod on growth rate, hormonal levels, and puberty in Murrah heifers. MATERIALS AND METHODS About 14 Murrah buffalo heifers were divided into normal day photoperiod (NDP; n=7) and extended NDP (ENDP; n=7) groups. The ENDP group was exposed to 4 h of extended photoperiod with artificial light (160 lux) after sunset for 3 months during winter. R...
متن کاملSerum Profile of Thyroid Hormones from Birth to Puberty in Buffalo Calves and Heifers
Growth is outcome of interactions among several factors, where thyroid hormones play a key role in coordination of these factors and the information of thyroid hormones in relation to growth in buffalo calves and heifers is not adequate. Thus the study was conducted on Murrah female buffalo calves and heifers, varying in age from newborn to 30 months. The study investigated the serum thyroid pa...
متن کاملProgesterone concentrations in beef heifers bred at puberty or third estrus.
Peripheral serum progesterone concentrations were evaluated in beef heifers following breeding collected on d 6 +/- 1, 9 +/- 1 collected on d 6 +/- 1, 9 +/- 1 and 12 +/- 1 (estrus = d 0) after the puberal estrus of all heifers and after the third estrus of E3 heifers. Progesterone concentrations were higher (P less than .05) for heifers in E1 compared with heifers in E3 on d 6, 9 and 12 after b...
متن کاملMortality pattern of Murrah buffalo males in an organised herd
Materials and Methods The estimate of world buffalo population is approximately 185.29 million dispersed in 42 countries, out of which 97% (179.75 million) are found only in Asia [1]. India has approximately 57% (105.3 million) of the total world buffalo population. The water buffalo ( ) contributes immensely to the agricultural economy through milk, meat, hides and draught power [2]. Share of ...
متن کاملThe Effect of Feed Supplementation on the Onset of Puberty in Brazilian Dairy Heifers
Most Brazilian dairy production is conducted by small holders whose general management skills and feeding programs are often deficient. One common problem directly attributed to underfeeding is that heifers rarely reach sexual maturity before 15 months of age. Groups of growing heifers were treated to detect the effects of protein supplementation and antihelmintic treatment on sexual maturity. ...
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ژورنال
عنوان ژورنال: International Journal of Current Microbiology and Applied Sciences
سال: 2017
ISSN: 2319-7692,2319-7706
DOI: 10.20546/ijcmas.2017.601.037