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" There can be no doubt of the fact that this peculiar species of grass is intentionally planted and, in farmer-like manner, carefully divested of all other grasses and weeds during the time of its growth. And that... "
Science on the Texas Frontier: Observations of Dr. Gideon Lincecum - 40. oldal
szerző: Gideon Lincecum - 1997 - 211 oldal
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Proceedings of the Academy of Natural Sciences of Philadelphia, 17-18. kötet

Academy of Natural Sciences of Philadelphia - 1865 - 812 oldal
...grass or weed to remain a day; leaving the Aristida untouched until it is ripe, which occurs in Juno of the next year they gather the seeds and carry them...leaving it unencumbered until the ensuing autumn, \vbon the sume species of grass, and in the same circle, appears again, receiving the same agricultural...

The Natural History of the Agricultural Ant of Texas: A Monograph of the ...

Henry Christopher McCook - 1880 - 324 oldal
...depredations of cattle. Such is Lincecum's account. "There can be no doubt," is his emphatic assertion, " of the fact that this peculiar species of grass is...grasses and weeds during the time of its growth." My observations are as follows: glancing over the formicaries spread thickly upon the open upland surrounding...

Ants and their ways

William Farren White - 1883 - 310 oldal
...receives the same agricultural care as did the previous crop." " There can be no doubt," says Lincecum, " of the fact, that this peculiar species of grass is...farmer-like manner carefully divested of all other 1 Agricultural Ant of Texas, pp. 33, 34. grasses and weeds during the time of growth." Dr. McCook says,1...

The Industries of Animals

Frédéric Houssay - 1893 - 294 oldal
...going on year after year; "there can be no doubt," he concludes, "of the fact that this particular species of grass is intentionally planted, and in...all other grasses and weeds during the time of its growth."1 McCook is not able to accept this unqualified conclusion. " I do not believe that the ants...

Ants and Their Ways: With Illustrations, and an Appendix Giving a Complete ...

William Farren White - 1895 - 264 oldal
...receives the same agricultural care as did the previous crop.' ' There can be no doubt,' says Lincecum, ' of the fact, that this peculiar species of grass is...of all other grasses and weeds during the time of growth.' Dr. McCook says,2 that ' An examination of the grass-covered nests showed that the Aristida'...

[The correspondence ] ; The correspondence of Charles ..., 8. kötet;1860. kötet

Charles Darwin - 1993 - 836 oldal
...mention above, is intentionally planted; in farmer like manner, the ground upon which it stands, is carefully divested of all other grasses and weeds during the time of its growth, and that when it is ripe and the grain taken care of, they cut away the dry stubble, and carrying it out of...
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