3 research outputs found

    Evaluation of surface and sprinkler irrigation systems on the Seedskadee development farm

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    CER 69-70EGK-HRH32.April 1970.Includes bibliographical references

    Pneumatic valves for automation of irrigation systems

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    CER65HRH46.July 1965.Includes bibliographical references

    Letter dated 23 May 1973 from Howard Haise to Zilla and Lorenzo A. Richards

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    Letter dated 23 May 1973 from Howard Haise to Zilla and Lorenzo A. Richards, thanking them for hospitality during a recent dinne
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