• 1971 commercial apple spray schedule 

    Tweedy, B. G.; Goodman, R. N.; Enns, W. R.; Craig, W. S.; Gaus, A. E. (University of Missouri--Columbia. Extension Division, 1971)
    Dormant sprays -- Pre-bloom sprays -- Bloom sprays -- Petal-fall spray -- Early cover spray -- Transition period sprays (10 to 12 day intervals) (mostly in June) -- Mid-season sprays (10 to 14 day intervals) (Mostly in ...