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Strona 22
The following were tried : ( 1 ) Cresols - soap solution : Made as detailed
previously ; 2 400 gm . of soft soap and 400 cc . of cresylic acid were triturated
together to give a clear solution . This was used at 5 and 10 per cent . solution by
volume ...
The following were tried : ( 1 ) Cresols - soap solution : Made as detailed
previously ; 2 400 gm . of soft soap and 400 cc . of cresylic acid were triturated
together to give a clear solution . This was used at 5 and 10 per cent . solution by
volume ...
Strona 23
( 8 ) Sodium chlorate : 5 and 10 per cent . solutions at the same time 1 per cent .
as regards soft soap were used . Some of the soap was precipitated ( salted out )
by the chlorate , the case being one similar to the so - called pseudo - hardness
of ...
( 8 ) Sodium chlorate : 5 and 10 per cent . solutions at the same time 1 per cent .
as regards soft soap were used . Some of the soap was precipitated ( salted out )
by the chlorate , the case being one similar to the so - called pseudo - hardness
of ...
Strona 24
... no . of we before spraying Weed killing medium . Treatment of plot
Concentration uncut 1 2 3 cut uncut ܘܬ cut ܗ uncut Cresols - soap soln . . . . . . .
. . . . . . . . . 5 per cent . by vol . Ditto . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 „ „ „ Phenol -
soap soln .
... no . of we before spraying Weed killing medium . Treatment of plot
Concentration uncut 1 2 3 cut uncut ܘܬ cut ܗ uncut Cresols - soap soln . . . . . . .
. . . . . . . . . 5 per cent . by vol . Ditto . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 „ „ „ Phenol -
soap soln .
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