 Naidina, and are named Tubifex rivulorum. They are found in greater abundance in the Water of Leith during spring than in summer, apparently from the more active putrescence of the sedimentary matter leading in the summer to the disengagement of a more...  Transactions of the Royal Scottish Society of Arts - Sida 77efter Royal Scottish Society of Arts - 1868Obegränsad förhandsgranskning - Om den här boken
 | National Association for the Promotion of Social Science (Great Britain) - 1880 - 896 sidor
...belonging to the family Naidina, and are named Tubifex rivulorum. They are found in greater abundance during spring than in summer, apparently from the...leading in the summer to the disengagement of a more fall supply of noxious gases, which even these minute worms cannot survive. 3. Action of Water upon... | |
 | Royal Physical Society of Edinburgh - 1867 - 560 sidor
...These minute red worms are a kind of Nats, belonging to the family of Naidina, and are named Tubifex rivulorum. They are found in greater abundance in...cannot survive. In many places, where in spring the bed of the stream or of the lade harboured myriads of even this inferior type of animal life, there... | |
 | Royal Physical Society of Edinburgh - 1867 - 462 sidor
...These minute red worms are a kind of Nais, belonging to the family of Naidina, and are named Tubifex rivulorum. They are found in greater abundance in...cannot survive. In many places, where in spring the bed of the stream or of the lade harboured myriads of even this inferior type of animal life, there... | |
 | William Davis Haskoll - 1868 - 224 sidor
...These minute red worms are a kind of Nais, belonging to the family of Naidlna, and are named Tubifex rivulorum. They are found in greater abundance in...of a more full supply of noxious gases which even those minute worms cannot survive. In many places, where in spring the bed of the stream or of the... | |
 | Royal Philosophical Society of Glasgow - 1875 - 432 sidor
...belonging to the family Naidina, and are named TiMjcx rivulorum. They are found in greater abundance during spring than in summer, apparently from the...gases, which even these minute worms cannot survive. Abundance of animalcule, including the Paranuecia, were found in the Water of Leith at all seasons... | |
 | National association for the promotion of social science - 1880 - 882 sidor
...belonging to the family Naidiua, and are named Tubifex riviilortim. They are found in greater abundance during spring than in summer, apparently from the...gases, which even these minute worms cannot survive. 3. Action of Water upon Lead. The common notion that soft waters act more upon lead than hard waters... | |
 | National Association for the Promotion of Social Science (Great Britain) - 1880 - 878 sidor
...belonging to the family Naidina, and are named Tubifex rivulorum. They are found in greater abundance during spring than in summer, apparently from the...gases, which even these minute worms cannot survive. 3. Action of Water upon Lead. The common notion that soft waters act more upon lead than hard waters... | |
 | Royal Physical Society of Edinburgh - 1867 - 474 sidor
...These minute red worms are a kind of Nais, belonging to the family of Naidina, and are named Tubifcx rivulorum. They are found in greater abundance in...active putrescence of the sedimentary matter leading in tbe summer to the disengagement of a more full supply of noxious gases, which even these minute worms... | |
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