{"id":1484,"date":"2024-06-10T17:20:17","date_gmt":"2024-06-10T14:20:17","guid":{"rendered":"https:\/\/veteriner.cc\/?p=1484"},"modified":"2025-03-19T23:00:14","modified_gmt":"2025-03-19T20:00:14","slug":"nelore-sigir-irki","status":"publish","type":"post","link":"https:\/\/veteriner.cc\/?p=1484","title":{"rendered":"NELORE SI\u011eIR IRKI"},"content":{"rendered":"
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Anavatan\u0131 Hindistan’\u0131n Andhra Pradesh b\u00f6lgesidir. Nelore s\u0131\u011f\u0131r\u0131 “Bos indicus” (Zebu<\/a>) grubundand\u0131r ve Avrupa’n\u0131n\u00a0 “Bos taurus” s\u0131\u011f\u0131rlar\u0131ndan \u00e7ok farkl\u0131d\u0131r. En belirgin \u00f6zelli\u011fi boynundaki h\u00f6rg\u00fcc\u00fcd\u00fcr. Kimi ara\u015ft\u0131rmac\u0131lar Nelore \u0131rk\u0131n\u0131n ilk atas\u0131 say\u0131lan Ongole s\u0131\u011f\u0131r\u0131 oldu\u011fu ve M\u00d6. 2000 y\u0131l\u0131 \u00f6ncesinden var oldu\u011fu s\u00f6ylenmektedir. G\u00fcn\u00fcm\u00fcz\u00fcn modern Nelore s\u0131\u011f\u0131r \u0131rk\u0131 Ongole s\u0131\u011f\u0131r\u0131 kan\u0131 ta\u015f\u0131maktad\u0131r.<\/p>\n\n\n

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Bu \u0131rk\u0131n en b\u00fcy\u00fck yeti\u015ftiricisi Brezilya’d\u0131r. 1868 y\u0131l\u0131nda Brezilya’da resmen kabul g\u00f6rm\u00fc\u015f ve buradan di\u011fer \u00fclkelere yay\u0131lm\u0131\u015ft\u0131r. Bunlardan baz\u0131lar\u0131 Arjantin, Paraguay, Venez\u00fcella, Orta Amerika ve Meksika, ABD’dir. Avrupa’n\u0131n bir\u00e7ok yerli s\u0131\u011f\u0131r\u0131 ile melezlemede kullan\u0131lm\u0131\u015ft\u0131r.<\/p>\n\n\n

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Brezilya son otuz y\u0131lda dev hayvan potansiyeli haline gelmi\u015ftir. \u00dclkenin toplam s\u0131\u011f\u0131r say\u0131s\u0131 1965 den 1995 y\u0131l\u0131na kadar 56 milyondan 160 milyon’a y\u00fckselmi\u015ftir ve bunun 100 milyonu Nelore s\u0131\u011f\u0131r’\u0131d\u0131r. Avrupa’da resmi kay\u0131tl\u0131 5 milyon’un \u00fczerinde Nelore s\u0131\u011f\u0131r\u0131 bulunmaktad\u0131r.<\/p>\n\n\n

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1960 y\u0131l\u0131ndan beri spermalar\u0131 tohumlamalarda kullan\u0131lmaktad\u0131r. Bu \u0131rk Brezilya’n\u0131n %65 et\u00e7il sperma y\u00fczdesine sahiptir. 1995 y\u0131l\u0131nda 34.000 adet spermas\u0131 sat\u0131lm\u0131\u015ft\u0131r ve y\u0131ll\u0131k ortalama 50.000 adet Embriyo transferi ger\u00e7ekle\u015ftirilmektedir. ABD ve Fransa’dan sonra Brezilya Nelore s\u0131\u011f\u0131r\u0131 sayesinde sperma end\u00fcstrisi a\u00e7\u0131s\u0131ndan D\u00fcnya’n\u0131n \u00fc\u00e7\u00fcnc\u00fc b\u00fcy\u00fck teknolojisine sahiptir.<\/p>\n\n\n

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Denir ki her canl\u0131n\u0131n oldu\u011fu gibi s\u0131\u011f\u0131rlar\u0131nda pek \u00e7ok art\u0131s\u0131 ve eksisi vard\u0131r. Ama Nelore s\u0131\u011f\u0131r\u0131 i\u00e7in bu \u00e7ok b\u00fcy\u00fck istisnad\u0131r. \u00c7\u00fcnk\u00fc t\u00fcm yeti\u015ftiriciler olabilecek en iyi et\u00e7il \u0131rk oldu\u011funu s\u00f6ylemektedirler. D\u00fcnya s\u0131\u011f\u0131r say\u0131n\u0131n %65 i Nelore \u0131rk\u0131ndand\u0131r.<\/p>\n\n\n

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ABD’nin Nebraska b\u00f6lgesindeki “US Meat Animal Research Center’de” bir ara\u015ft\u0131rmaya g\u00f6re Nelore F1 buza\u011f\u0131lar di\u011fer \u0131rklara g\u00f6re (Charolais<\/a>, Montofon<\/a>, Pinzgauer<\/a>, Shorthorn<\/a>, Galloway<\/a>, Longhorn<\/a>, Piedmentese<\/a> ve Salers)<\/a> fark artm\u0131\u015ft\u0131r. 200 g\u00fcnl\u00fck oldu\u011fundan kg baz\u0131nda di\u011fer \u0131rklara g\u00f6re %115 fark g\u00f6zlemlenmi\u015ftir.<\/p>\n\n\n

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G\u00f6r\u00fcn\u00fcm \u00d6zellikleri:<\/strong><\/p>\n\n\n\n