A MODIFICATION OF PASTURE SPELLING TO REDUCE ACARICIDE TREATMENTS FOR CATTLE TICK CONTROL

1971 ◽  
Vol 47 (3) ◽  
pp. 108-111 ◽  
Author(s):  
K. L. S. Harley ◽  
P. R. Wilkinson
1980 ◽  
Vol 56 (5) ◽  
pp. 212-218 ◽  
Author(s):  
J. K. Elder ◽  
F. R. Emmerson ◽  
J. F. Kearnan ◽  
K. S. Waters ◽  
G. H. Dunwell ◽  
...  

1957 ◽  
Vol 8 (4) ◽  
pp. 414 ◽  
Author(s):  
PR Wilkinson

When two comparable herds of cattle were kept continuously in adjoining paddocks, frequent acaricidal treatment was necessary to control ticks (Boophilus microplus (Canestrini) ). Thereafter, one of the two herds was grazed alternately in its own and an adjacent paddock, the intervals between each transfer being sufficient to ensure that most of the ticks in the unoccupied paddock had died. Tick infestations on this herd were greatly reduced, and less frequent use of acaricides was necessary. The herd remaining in the continuously stocked pasture continued to need acaricidal treatment for recurring tick infestation. In a field trial with 350–400 cattle moved a t intervals to each of three formerly heavily infested paddocks, tick infestations remained very light, although the herd was dipped only In January, September, and the following January. A control herd on continuously stocked pasture, treated at the owner's discretion, required eight dippings in this period. This procedure of "pasture spelling" seems likely to be widely applicable in central Queensland.


1983 ◽  
Vol 60 (2) ◽  
pp. 37-39 ◽  
Author(s):  
N. C. SING ◽  
L. A. Y. JOHNSTON ◽  
G. LEATCH

1989 ◽  
Vol 3 (3) ◽  
pp. 307-312 ◽  
Author(s):  
R. G. PEGRAM ◽  
J. LEMCHE ◽  
H. G. B. CHIZYUKA ◽  
R. W. SUTHERST ◽  
R. B. FLOYD ◽  
...  

1993 ◽  
Vol 9 (1) ◽  
pp. 13-17 ◽  
Author(s):  
J.J. de Castro ◽  
R.M. Newson

1964 ◽  
Vol 54 (4) ◽  
pp. 633-641 ◽  
Author(s):  
R. J. Thorpe ◽  
P. Walker

A field study was made of the effects of γ BHC, Sevin, toxaphene and ronnel (fenchlorphos) used as sprays on the numbers of ticks infesting cattle at Shika stockfarm in the Northern Guinea Savannah zone of Nigeria.The tick population included Boophilus annulatus (Say), B. decoloratus (Koch), Amblyomma variegatum (F.), Hyalomma truncatum Koch and Rhipiccphalus simus simus Koch, and its distribution on the host is described.Significance tests of treatment difference were carried out for initial kill and reinfestation rate. In both dry- and wet-season trials toxaphene proved to be the most effective ixodicide. A satisfactory degree of control was given by γ BHC but not by Sevin or ronnel.It is concluded that spraying at 21- and 7-day intervals during the dry and wet seasons, respectively, with either toxaphene or γ BHC will maintain a stable, satisfactory level of tick parasitism and premunity to tick-borne diseases in the herd.


PLoS ONE ◽  
2014 ◽  
Vol 9 (7) ◽  
pp. e102905 ◽  
Author(s):  
Agustín Estrada-Peña ◽  
Diana Carreón ◽  
Consuelo Almazán ◽  
José de la Fuente

2005 ◽  
Vol 5 (3) ◽  
pp. 276-284 ◽  
Author(s):  
Perry Polar ◽  
Moses T.K. Kairo ◽  
Dorothy Peterkin ◽  
Dave Moore ◽  
Rupert Pegram ◽  
...  

1964 ◽  
Vol 15 (5) ◽  
pp. 841 ◽  
Author(s):  
KLS Harley ◽  
PR Wilkinson

Three comparable herds of cattle were grazed in a wet tropical area of north Queensland for the comparison of control measures against the cattle tick, Boophilus microplus. The cattle tick infestation of one herd was controlled by simulated "conventional" methods, the cattle receiving acaricidal treatment when the count of "standard" ticks (0.5 cm or more in length) on the right side averaged 20 or more per animal. The tick infestation of the second herd was controlled by dipping in acaricide at 21-day intervals, so that few of the tick larvae attaching to the cattle between dippings reached maturity. This was continued until the larval population in the pasture was greatly depleted. The procedure, for which the term planned dipping has been proposed, was repeated when the count of standard ticks on the right side averaged more than 20 per animal. The tick infestation of the third herd was controlled by grazing alternately in two adjacent paddocks, the interval between each transfer being sufficient to ensure that most of the ticks in the unstocked paddock had died. Acaricidal treatment was applied at times of paddock changes and also at other times if the tick count was more than 20 per animal. This procedure is known as pasture spelling. Over the 2 years of the experiment, planned dipping and pasture spelling resulted in increased efficiency in tick control. In comparison with the herd given conventional tick control, planned dipping resulted in no reduction in the number of acaricidal treatments, but the tick burden was reduced by 79%. Pasture spelling resulted in the number of acaricidal treatments being reduced by 60% and the tick burden by 64%.


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