PIETRAIN PIGS (PIG BREEDS)
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BTGERMAN PIG BREEDS + DUTCH PIG BREEDS + BELGIAN PIG BREEDS (PIG BREEDING)
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UDC636.4.082.13,12
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Descriptor GERPIETRAINSCHWEIN (SCHWEINERASSEN)
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Descriptor ENGPIETRAIN PIGS (PIG BREEDS)
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Descriptor FRERACE PIETRAIN (RACES PORCINES)
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Variant GERSCHWEINE/PIETRAINSCHWEINE (SCHWEINERASSEN)
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Variant ENGPIGS/PIETRAIN PIGS (PIG BREEDS)
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Variant FREPIETRAIN/RACE PIETRAIN (RACES PORCINES)