Example Sentences
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Several experiments showed that ½ pound of calcium cyanamid plus ½ pound of acid phosphate to each bushel of manure give an apparent larvicidal action of 98 per cent.
From The House Fly and How to Suppress It U. S. Department of Agriculture Farmers' Bulletin No. 1408 by Bishopp, F. C.
A mixture of calcium cyanamid and acid phosphate was found to possess considerable larvicidal action.
From The House Fly and How to Suppress It U. S. Department of Agriculture Farmers' Bulletin No. 1408 by Bishopp, F. C.