WebbRALF BUSSEMAS, FRIEDRICH WEIBMANN A study on single versus group housed organic lactating sows concerning piglet performance and sow behaviour 285 FRIEDRICH WEIBMANN, RALF BUSSEMAS, ANNA FALK A study on four feeding strategies of 100% organic origin for piglets concerning performance, health status, losses and economy in … Webb4 sep. 2024 · Suckling piglets cannot satisfy their demand for the essential trace element iron from sows’ milk alone, which is poor in iron. Therefore, iron is usually supplemented …
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Webb调教种公猪达到正常采精,是一项耐心细致的工作,决不可因调教途中遇到问题就半途而废,应该采用多种办法坚持到底。(一)真假诱调法待种公猪达体成熟时,让其自然交配1~2头真母猪,停止3~5天后,再采用假母猪调教。使用假母猪时,在后部涂上发情母猪新鲜尿液或公猪新鲜 … Webb, Friedrich Weissmann , Ralf Bussemas. 1 • Feeding 10 % native potato starch at the end of fattening decreases skatole in Piétrain males • The choice of roughage (grass-clover silage vs. straw) has no influence on boar taint • Early vaccination regime against boar taint (Improvac®) cannot completely avoid boar taint • german night fighter aces
Dual-purpose production of eggs and meat - Springer
Webb31 dec. 2007 · Ralf Bussemas; Friedrich Weissmann; Michael Helmut Erhard; Publication date January 1, 2008. Publisher. Abstract During weaning, piglets are under strain from the loss of their dam, the change in feed, and a new microbiological environment. WebbÖkologische Schweinehaltung - Ralf Bussemas 2006 Die spontane Geste - Donald W. Winnicott 1995 Technology and Science for the Ships of the Future - E. Rizzuto 2024-09-29 The oceans are a key resource for transportation, energy and material extraction, and food production, representing one of the most important environments on the planet ... Webb31 dec. 2008 · Ralf Bussemas Friedrich Weissmann 31 December 2008 Abstract Due to the minimum requirement of the EEC Regulation 2092/91 of 40 days organic piglet suckling period typically takes about 6 weeks. But piglets weaned in such a way are often characterized by inferior performance and health status. christle guevarra