Relationship between Phenotypic Sexual Characters and Semen Characteristics in Four Strains of Cocks in Northern Nigeria
نویسندگان
چکیده مقاله:
A study was carried out to evaluate the secondary sexual characteristics of four strains of cocks, comprising of two (2) exotics; Bovan Nera Black (BNB) and Isa Brown (ISB), one (1) improved local strain, Shika Brown (SB) and one (1) unimproved local strain, normal feathered cock (NFC). A total of 64 birds (16 for each strain) at 36, 38, 40 and 42 weeks were used for the study. The result indicated that shank length, comb length, comb width, wattle length and wattle width were all significantly (P
منابع مشابه
relationship between phenotypic sexual characters and semen characteristics in four strains of cocks in northern nigeria
a study was carried out to evaluate the secondary sexual characteristics of four strains of cocks, comprising of two (2) exotics; bovan nera black (bnb) and isa brown (isb), one (1) improved local strain, shika brown (sb) and one (1) unimproved local strain, normal feathered cock (nfc). a total of 64 birds (16 for each strain) at 36, 38, 40 and 42 weeks were used for the study. the result indic...
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عنوان ژورنال
دوره 4 شماره 3
صفحات 603- 608
تاریخ انتشار 2014-09-01
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