TY - REP AU - Aldwinckle,H.S. AU - Lamb,R.C. TI - Use of host plant resistance in tree fruits [Cultivars, breeding, diseases] U1 - 83-902697 PY - 1981/// KW - Mycoplasmoses KW - Plant diseases KW - AGROVOC KW - Temperate fruit trees and crops general KW - Plant breeding N1 - Includes 6 ref ER -