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
Color breed though that policy has now changed, as for some particular colors, this might hold true - for example, all present gray Finnhorses can be traced back to a certain gray mare of dubious pedigree. Due to DNA verification of parentage, today many mainstream breed registries that once excluded certain coat colors will now accept them as long as the animal can be proved pureblooded. Many colors are specifically bred for. Color breed A color breed refers to groupings of horses whose registration is based primarily on their coat color, regardless of the horse's actual breed or breed type. Some color