...Formerly it was theconsensus of opinion that breeders needed water inwhich they could swim in order to keep in goodbreeding condition and to give the best results infertility of the eggs...
Harry M. Lamon 「Ducks and Geese」
...It is notorious that thepastures of that section of the country have seriously deteriorated infertility and become overrun with worthless weeds and bushes to theexclusion of nutritious grasses...
Robert Jennings 「Sheep, Swine, and Poultry」
...Eggs laid in the laboratoryhad higher rates of infertility and prenatal mortality than did eggsdissected from oviducts...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Considering that infertility and prenatalmortality eliminate approximately 40 per cent of eggs laid(according to laboratory findings) the average number of survivingyoung per clutch would be 2...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...1surviving young when factors of infertility and prenatal mortalityare considered), the progeny of a single female, after 20 years,would number approximately 380...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...We found the convicts particularly happy infertility of invention, and exaggerated descriptions...
Watkin Tench 「A Complete Account of the Settlement at Port Jackson」
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