INFLUENCE OF SEASON ON SOME REPRODUCTIVE TRAITS IN GROUP-HOUSED DANUBE WHITE AND LANDRACE SOWS | ÂËÈßÍÈÅ ÍÀ ÑÅÇÎÍÀ ÂÚÐÕÓ ÍßÊÎÈ ÐÅÏÐÎÄÓÊÒÈÂÍÈ ÏÐÈÇÍÀÖÈ ÏÐÈ ÃÐÓÏÎÂÎ ÎÒÃËÅÆÄÀÍÅ ÍÀ ÑÂÈÍÅ ÎÒ ÏÎÐÎÄÈÒÅ ÄÓÍÀÂÑÊÀ ÁßËÀ È ËÀÍÄÐÀÑ
2012
Nikolova, T., Agricultural Institute, Shumen (Bulgaria)
The aim of this study was to determine the influence of season on some reproductive traits in grouphoused sows from the Danube White (n= 60) and Landrace (n= 80) breeds. The traits percentage of sows in estrus, conception rate, dropout rate, percentage of farrowed sows, and weaning to estrus period were estimated. The results show significantly better reproductive abilities in winter versus.....
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书目信息
页码
p. 30-36
其它主题
Estaciones del ano; Amelioration des animaux
语言
保加利亚语
注释
Summary (En)
3 tables
19 ref.
类型
Summary
团体作者
Agricultural Academy, Sofia (Bulgaria)
2012-11-15
AGRIS AP