Production (Economic theory) (4) Producción (4) production (4) Industrial productivity (2) Estudio (2) Productividad (2) Información (2) productivité (2) Weights and measures (1) Valleys (1) Teleology (1) Technology (1) Tarsus (1) Swine (1) Sheep (1) Rural families (1) Refuse and refuse disposal (1) Rain and rainfall (1) Prairies (1) Milking (1) Milk (1) Letters (1) Leg (1) Labor (Obstetrics) (1) Head (1) Harvesting (1) Families (1) Extremities (Anatomy) (1) Estrus (1) Diseases (1)