The diagnosis of mineral deficiencies in plants by visual symptoms: a colour atlas and guide [printed text] / WALLACE, T. ; ,  . -  3rd. ed . - London : Her Majesty's Stationary Office (HMSO), 1961 . - , 125p. :ill, ,.
Languages : (En)

Keywords:	plants, effect jof minerals on
Class number:	581.1335 WAL