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Application filed by Микола Олександрович Онопрієнко, Николай Александрович ОноприенкоfiledCriticalМикола Олександрович Онопрієнко
Priority to UA4085152ApriorityCriticalpatent/UA8388A1/en
Publication of UA8388A1publicationCriticalpatent/UA8388A1/en
A combined ploughshare contains a slide, jaws and channels for supply of herbicides, fertilizers and seeds. Lower ends of the channels for supply of herbicides and fertilizers are located in the front part of the share and the channel for supply of seeds - between the jaws. For the purpose of improvement of conditions for seed germination by uniform distribution of herbicides and fertilizers the share is equipped with a duckfoot shovel mounted between the slide and jaws and having a semispherical hollow inside and a covering heel behind. Surface of the heel turned to the share base is made concave and lower ends of the channels for supply of herbicides and fertilizers are located in the under-shovel semispherical hollow.