...The growingof a crop on the heavier types of soil used for ducksis especially important as such soils are more likelyto become contaminated from the droppings...
Harry M. Lamon 「Ducks and Geese」
...On subsequent occasions the infection has evidently been broughtin with contaminated products or materials and not by means of live animals...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...This consists in theremoval of the healthy from the infected animals (not vice versa) and thoroughcleaning and disinfecting of the contaminated stables...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...Infection occursthrough the swallowing of the eggs of the parasite in feed or water which hasbeen contaminated with the feces of infested cattle...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...So large a part of this evidence is contaminated byprepossessions, and a yet larger part is so unverified in any scientificsense, that for purposes of sound inquiry it is worthless...
Nathaniel Southgate Shaler 「Domesticated Animals」
...By this method the land willcarry a large crop of chickens year after year for many years, yet itfinally becomes so contaminated that chickens do not thrive on it...
John H. Robinson 「Our Domestic Birds」
...This also reminds us of the so-called carbuncle flies, the lancet of whose mouth parts, contaminated with the sanies of corpses, produces such terrible accidents...
J. Henri Fabre Alexander Teixeira de Mattos 「The Life of the Fly」
...The husband is excluded from thehut for eight days of the lying-in period, chiefly from fear thathe might be contaminated by this secretion...
Sir James George Frazer 「The Golden Bough」
...The former is commonly contaminated withsulphurous acid, sulphuric acid, chlorine, iron, and sometimes witharsenic...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...In all parts of the world, if it became known that a man hadcome from Tasmania, he was looked upon with the utmost distrust andsuspicion, and was shunned as contaminated...
Alexander Sutherland 「History of Australia and New Zealand」
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