levure (1) poids (1) recherche (1) perte (1) ordures (1) analyse (1) étude de terrain (1) ferme (exploitation) (1) Reproduction (1) Treatment (1) Control (1) Indexes (1) Field study (1) Yeast (1) Weights and measures (1) Sows (1) Research (1) Reproduction (1) Pregnancy (1) Performance (1) Palygorskite (1) Lactation (1) Indexes (1) Fuller's earth (1) Farms (1) Enzymes (1) Diet (1) Cycles (1) Body weight (1) Average (1)