REPRODUKSI SAPI PERAH FRIESIAN HOLSTEIN PADA BERBAGAI PERIODE LAKTASI
| Autor: | Ali Mahmud, Woro Busono, Puguh Surjowardojo |
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| Jazyk: | English<br />Indonesian |
| Rok vydání: | 2018 |
| Předmět: | |
| Zdroj: | Jurnal Ilmiah Peternakan Terpadu, Vol 6, Iss 1, Pp 89-92 (2018) |
| Druh dokumentu: | article |
| ISSN: | 2303-1956 2614-0497 |
| DOI: | 10.23960/jipt.v6i1.p89-92 |
| Popis: | The purpose of this research is to compare the efficiency of reproductive performance Friesian Holstein (FH) in various lactation periods. The material used in this research is obtained from the records of reproductive performance Friesian Holstein (FH) cattle from Australia and has been developed in PT. Greenfield Indonesia farm. Datas were using 473 heads dairy cattle these were 100 heads for each lactation period I up to IV and 73 heads for lactation period V. The variable measured were efficiency of reproductive include service per conception (S/C); days open (DO) and calving interval (CI). The datas were analyzed using Completely Randomize Design one-way analyzes of variance (one way lay out) and if the result showed differences, the research will be continued using Least Significant Difference (LSD). The results showed that the higher lactation period of dairy cattle the greater the S/C, DO and CI (P |
| Databáze: | Directory of Open Access Journals |
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