. Agricultural news. Agriculture -- West Indies; Plant diseases -- West Indies. THE AGRICULTURAL NEWS. The Inepficiency of , Carbolic Fluids a. Tick Destroyers. OATTL> VMM : or C«al Tur FTbM Preparatiooi are largely used in the West Indies and Central America for treaties tick-infeated it is dadrmble that it should be known that such preparations possess only a very low ilegree of tick-ldirmg power. WWb PrWaaaar Nvwttead paid a special visit to Jamaica to investigate the Tick Problem, the efficiency of a number of the popular of these Carbolic Fluids was carefully tested, with the result th
. Agricultural news. Agriculture -- West Indies; Plant diseases -- West Indies. THE AGRICULTURAL NEWS. The Inepficiency of , Carbolic Fluids a. Tick Destroyers. OATTL> VMM : or C«al Tur FTbM Preparatiooi are largely used in the West Indies and Central America for treaties tick-infeated it is dadrmble that it should be known that such preparations possess only a very low ilegree of tick-ldirmg power. WWb PrWaaaar Nvwttead paid a special visit to Jamaica to investigate the Tick Problem, the efficiency of a number of the popular of these Carbolic Fluids was carefully tested, with the result that Um number of ticks killed was never more than 65 and in some cases as low as S> T\e IcpBowiof refereoce ip ih« jamaio test* referred lo above is taken inm a Paper by the Hon. H. H. Coump!. . Director of AmeBbwe in Jamaica, eolitled " Practical Measures for ilie Prevenlioa c4 licks la Jasaica ":— ** Profeiaor Newslead. aiKJ the Jamaica DeparlmenI of Agri- " csliure. carefully tested i!ic efficacy of all the dip washes oflered " lor rale lo Jamaica, and it wa* found that ihc bulk of these "remedies were Carbolic or Coal-Tar Emulsions. " We found, however, that these prlar>darJ of Welling Pover.' and tended to 'bead off' the " ticks on the skin ol the animal, much as plain water bcad^ ofi " a duck*! back. " Afair. we found thi' none of these preparation* would " kill ticks unless used at a strength that was very liable " lo strip the skin of ihe cows under treatment, and in "no case d I i«e cbtain a high efficiency of tick "deatruclion. ' These iidtementi ha%e been confirmed by many investigators is difie^eni Ccuntrie*. as will be «cn. for example, from the following eztraci from L'niled Slater Deparimcnl of Agriculture Bulletin 144, in yiiuch are gi>en full particulars of a large number of tests, the result of which wai lo \ho* ihut arsenical preparations alone are really WTicienf and s
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