Freeze Mortality Characteristics of the Mold Mite Tyrophagus putrescentiae, a Significant Pest of Stored Products

2011 ◽  
Vol 104 (4) ◽  
pp. 1423-1429 ◽  
Author(s):  
Marc Eaton ◽  
Stephen A. Kells
2019 ◽  
Vol 113 (2) ◽  
pp. 1008-1014 ◽  
Author(s):  
Md Mahbub Hasan ◽  
M Jamie Aikins ◽  
M Wesley Schilling ◽  
Thomas W Phillips

Abstract Fumigation with methyl bromide has been a long established and effective method for controlling many pests of stored products, including the key major pests that infest dry-cured hams, aged cheese, and other value-added durable stored products. Methyl bromide had been widely used for the disinfestation of dry-cured ham facilities in the United States, but is now phased out of use since it is an ozone-depleting substance. This paper reports laboratory studies to evaluate the efficacies of methyl bromide and phosphine for controlling two of the key arthropod pests of dry-cured hams and aged cheeses. Larvae of the red-legged ham beetle, Necrobia rufipes (Fabricius), were the most tolerant life stages when treated with either phosphine or methyl bromide for 48 h exposure at 23°C, whereas eggs of the mold mite, Tyrophagus putrescentiae (Schrank), were slightly more tolerant than mobile stages for both compounds. Under laboratory conditions, complete control was achieved for the both species with concentrations of 0.85 and 4.0 g/m3 of phosphine and methyl bromide, respectively, at 48 h exposure. The results give new information for judicious use of the existing stocks of methyl bromide, whether for pest mitigation or to help in developing a quarantine treatment schedule with that gas. Phosphine shows good potential as an effective alternative to methyl bromide, but if it was to be adopted as a fumigant in the dry-cured ham industry, methods to prevent metal corrosion would need to be designed and effectively implemented.


2007 ◽  
Vol 37 (3) ◽  
pp. 876-877 ◽  
Author(s):  
Charles Martins de Oliveira ◽  
Denise Návia ◽  
Marina Regina Frizzas

Tyrophagus putrescentiae (Schrank) is a mite species of economic and medical-veterinary importance, usually found associated with stored products. Presence of this mite was observed in the stems of soybean [Glycine max (L.) Merr.] plants originated from a under non tillage commercial crop in 2003/2004, in the municipal district of Unaí, State of Minas Gerais, Brazil. This is the first record of T. putrescentiae occurring in soybean plants under field conditions in the world.


1979 ◽  
Vol 30 (4) ◽  
pp. 309-314 ◽  
Author(s):  
Yasumasa KUWAHARA ◽  
Hiroshi FUKAMI ◽  
Shojiro ISHII ◽  
Katsuhiko MATSUMOTO ◽  
Yoshitake WADA

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