Southdown sheep no longer economical and smaller flocks averaged only 135 ewes apiece. The use of artificial fertilizers had gained ground, and the combine-drill, which sowed grain seeds and fertilizer together, rendered close-folding by sheep unnecessary. Gradually surrendering to basic arable farming changes, the Southdown became largely a grassland breed. During the interwar years, the United Kingdom was known for farm animal breeding, and pedigreed Southdowns were still being exported to most parts of the world, especially New Zealand. In 1937, the number of exported Southdowns reached 459 head. During the Great Depression, a severe and prolonged fall in the prices of
Animal rescue group umbrella organization for animal rescue groups, Petfinder.org is an online, searchable database of more than 13,000 shelters and adoption agencies across the United States, Canada and Mexico. The American Kennel Club maintains a list of contacts, primarily within breed clubs, with information on breed rescue groups for purebred dogs in the United States. Animal shelters often work closely with rescue groups, because shelters that have difficulty placing otherwise healthy and pet-worthy animals would usually rather have the animal placed in a home than euthanized; while shelters might run out of room, rescue groups can often find volunteers with space in