Rhizopus rot on peaches: Ammonia gas fumigation immediately following harvest may provide effective control of disease causing serious losses

Eaks, I; Eckert, J; Rolstacher, C

Rhizopus rot on peaches: Ammonia gas fumigation immediately following harvest may provide effective control of disease causing serious losses

Authors

I. L. Eaks
J. W. Eckert
C. N. Rolstacher

Authors Affiliations

I. L. Eaks is Assistant Plant Physiologist in Plant Biochemistry, University of California, Riverside; J. W. Eckert is Junior Plant Pathologist, University of California, Riverside; C. N. Roistacher is Principal Laboratory Technician in Plant Pathology, University of California, Riverside.

Publication Information

Hilgardia 12(7):7-14. DOI:10.3733/ca.v012n07p7. July 1958.

PDF of full article, Cite this article

Abstract

It is probable that effective control of Rhizopus rot—Rhizopus nigricans Ehr.—on peaches can be obtained—without fruit injury—by two 6-hour fumigations of an average ammonia concentration of about 250 ppm—parts per million.

Also in this issue:

Prune harvesting cost studies: Comparative studies of harvesting with catching frames and with picking machines conducted in Napa and Sonoma counties

Brucellosis in dairy cattle: Whey test accurately detects infected cows and distinguishes between reactions to late vaccination and virulent infection

Variation in milk constituents: Small variations in milk composition may require processing modifications or result in products of inferior market quality

Machine to disbud rootstocks: Adapted electric bench grinder facilitates disbudding grape cuttings before planting and avoids later growth of suckers

Control of solar radiation: Housing comfort in both summer and winter can be improved by construction designed to take advantage of solar angles

Potash fertilizer on potatoes: Yields of field-run White Rose potatoes increased materially by potash treatments in fertilizer trials in Madera County

Hooded atlas barley: Studies indicate development of hooded barley competitive with awned doubtful

Strawberry leaf miner damage: Effectiveness of natural enemies usually holds pest damage below levels of economic importance in commercial plantings

Citrus mite control: Effective new acaricide of low toxicity to insects registered for use on citrus

Gibberellin on zoysia grasses: Plant growth regulator did not improve establishment of slow growing turf grass in either greenhouse or field experiments

Factors affecting the recovery of hydrocyanic acid from fumigated citrus tissues