. Bulletin. Agriculture; Agriculture -- Arizona. 612 Potato. Thirty-second Annual Report Blackleg caused by Bacillus jjhijtophthorus, from St. David. Scab caused by Oospora scabies, from Santa Cruz Valley. Rhizoctoniose caused by Rhizoctonia solani, from Santa Cruz Fig. 9.—Trunk of peach tree killed by crown gall. Note the large gall at base of the trunk on the left side. ORCHARD TREES Apple Die-back caused by Cytospora rubescens, from Apache Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration


. Bulletin. Agriculture; Agriculture -- Arizona. 612 Potato. Thirty-second Annual Report Blackleg caused by Bacillus jjhijtophthorus, from St. David. Scab caused by Oospora scabies, from Santa Cruz Valley. Rhizoctoniose caused by Rhizoctonia solani, from Santa Cruz Fig. 9.—Trunk of peach tree killed by crown gall. Note the large gall at base of the trunk on the left side. ORCHARD TREES Apple Die-back caused by Cytospora rubescens, from Apache Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original University of Arizona. Agricultural Experiment Station. Tucson : Agricultural Experiment Station, University of Arizona


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Keywords: ., bookauth, bookcentury1800, bookdecade1890, booksubjectagriculture