...A mixture of calcium cyanamid and acid phosphatewas found to possess considerable larvicidal action...
L. O. Howard and F. C. Bishopp 「The House Fly and How to Suppress It」
...Several experimentsshowed that ½ pound of calcium cyanamid plus ½ pound ofacid phosphate to each bushel of manure give an apparent larvicidalaction of 98 per cent...
L. O. Howard and F. C. Bishopp 「The House Fly and How to Suppress It」
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sanitary mobility pocks
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