作者: Gert Gilstring
DOI:
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摘要: The invention concerns a sow housing for piecemeal sowing of seeds. comprises seed bin and rotating element (803a) having wall that has plurality through holes (804a). Each hole (804a) is arranged to, during first part the revolution (804a), retain as consequence pressure difference between two sides wall. According to invention, cover means (807a) each second hole.