01012nam0-22003011i-450-99000187788040332120021010000187788FED01000187788(Aleph)000187788FED0100018778820021010d--------km-y0itay50------baitaNutrient and toxic effects of certain 0ons on citrus and walnut trees with especial reference to the concentration and PH of the mediumH.S. Reed, A.R.C. Haas.BerkeleyUniversity of California1924.75 p.23 cmAgrumi634.3Reed,H.S.358642Haas,A. R. C.ITUNINARICAUNIMARCBK99000187788040332160 MISC. B 169/5FAGBCFAGBCNutrient and toxic effects of certain 0ons on citrus and walnut trees with especial reference to the concentration and PH of the medium400246UNINAING01