Preliminary Tests with Methyl Bromide and Dichlorvos as Fumigants for Boophilus Spp. Ticks at Quarantine StationsU.S. Department of Agriculture, Agricultural Research Service, [Southern Region], 1976 - Fumigation - 5 pages |
From inside the book
Results 1-5 of 5
Page 1
... exposure : at 1 ° to 6 ° C , tick control ( an estimate based on the decrease in the reproduction of treated ticks when compared to the reproduction of untreated ticks ) ranged from 16 percent after 1 hour of fumigation to 64 percent ...
... exposure : at 1 ° to 6 ° C , tick control ( an estimate based on the decrease in the reproduction of treated ticks when compared to the reproduction of untreated ticks ) ranged from 16 percent after 1 hour of fumigation to 64 percent ...
Page 2
... exposure , and one cage was removed from both the top and the middle of each hide after each exposure period . All fumigation tests were conducted in open - sided stalls with a wooden roof so that the drums were exposed to ambient ...
... exposure , and one cage was removed from both the top and the middle of each hide after each exposure period . All fumigation tests were conducted in open - sided stalls with a wooden roof so that the drums were exposed to ambient ...
Page 3
... exposed to the MeBr gas for 15 minutes , and six additional cages were ex- posed for 1 hour . With B. annulatus , four cages were exposed for 1 hour . Temperatures during test 2 ranged from 29 ° to 34 ° C. Females were maintained and ER ...
... exposed to the MeBr gas for 15 minutes , and six additional cages were ex- posed for 1 hour . With B. annulatus , four cages were exposed for 1 hour . Temperatures during test 2 ranged from 29 ° to 34 ° C. Females were maintained and ER ...
Page 4
... exposure time - activity relationship for dichlorvos strips ; the longer the exposure time , the greater the percentage of control . A higher level of control provided by strips was observed in test 2 than in test 1 , ap- parently due ...
... exposure time - activity relationship for dichlorvos strips ; the longer the exposure time , the greater the percentage of control . A higher level of control provided by strips was observed in test 2 than in test 1 , ap- parently due ...
Page 5
... exposure to dichlorvos strips , technical dichlorvos , or MeBr gas in fumigation drums 2 Based on average treated ER ... exposed to the vapors . Packing hides in a saturated NaCl solution would not be a satisfactory treatment for control ...
... exposure to dichlorvos strips , technical dichlorvos , or MeBr gas in fumigation drums 2 Based on average treated ER ... exposed to the vapors . Packing hides in a saturated NaCl solution would not be a satisfactory treatment for control ...
Common terms and phrases
1-liter beaker 100 percent 24 hours 98 percent MeBr active ingredients ambient temperatures APHIS Boophilus annulatus Say brown dog tick cages of females chlorvos consistently poor control control of Boophilus control of ticks Covered by deer deer hide dichlorvos strips egg masses grams eggs laid elapsed while gas engorged female Boophilus Engorged female ticks Estimated reproduction female Boophilus annulatus female Boophilus spp females were placed formula fumigant contained fumigation drums fumigation tests gas for 15 Gas3 Hatch pct Insecticide killing all Boophilus level of control lids were secured MeBr gas methyl bromide microplus Canestrini Nuevo Laredo number ovipositing Pct of control pct of eggs percent after 24 percent dichlorvos placed inside prevailed during test quarantine replication Reproduction ER1 Pct saturated NaCl solution six cages slaughterhouse technical dichlorvos technical liquid technique for killing third drum top of deer total egg masses treatment U.S. Department U.S. Livestock Insects vapors Weight of total