 Were the face of the earth, he says, vacant of other plants, it might be gradually sowed and overspread with one kind only, as for instance with fennel; and were it empty of other inhabitants, it might in a few ages be replenished from one nation only,...  Life and Times of Benjamin Franklin - Trang 418bởi James Parton - 1864 - 710 trangXem Toàn bộ - Giới thiệu về cuốn sách này
 | 1756 - 724 trang
...a hundred years exportation of Да ves, that has blackened half America ? 22. There is, in Ihort, no bound to the prolific nature of plants or animals, but what is made by their crouding and interfering with each other's means of fubfiftence. Was the face of the earth vacant of... | |
 | Benjamin Franklin - 1779 - 610 trang
...rather than to the expulfion of the Moors, or to th« making of new feWlements. 22. There is, in fhort, no bound to the prolific nature of plants or animals,...crowding and interfering with each other's means of fubliftence. Was the face of the earth vacant of other plants, it might be graC dually dually fowed... | |
 | Thomas Robert Malthus - 1807 - 606 trang
...life to increafe beyond the nourifhment prepared for it. It is obferved by Dr. Franklin, that there is no bound to the prolific nature of plants or animals,...is made by their crowding and interfering with each others means of fubfiftence. Were the face of the earth, he fays, vacant of other plants, it might... | |
 | Thomas Robert Malthus - 1809 - 576 trang
...to increase beyond the nourishment prepared for it. . It is observed by Dr. Franklin, that there is no bound to the prolific nature of plants or animals,...is made by their crowding and interfering with each others means of subsistence. Were the face of the earth, he says, vacant of other plants, it might... | |
 | Great Britain. Board of Agriculture - 1814 - 508 trang
...justly remarked by Dr Franklin, " That there is no bound to the prolific nature of animals and plants, but what is made by their crowding and interfering with each other's means of subsistence." Tendency to exceed subsistence. — If the deficiency of food, therefore, has set a natural boundary... | |
 | Simon Gray - 1818 - 550 trang
...prepared for it, is an observation of Dr. Franklin. " It is observed by Dr. Franklin, that there is no bound to the prolific nature of plants or animals,...means of subsistence. Were the face of the earth," he says, " vacant of other plants, it might be gradually sowed, and overspread with one kind only,... | |
 | Benjamin Franklin - 1820 - 360 trang
...rather than to the expulsion of the Moors, or to the making of new settlements. 22. There is, in short, no bound to the prolific nature of plants or animals,...interfering with each other's means of subsistence. Was the face of the earth vacant of other plants, it might be gradually sowed and overspread with one... | |
 | 1821 - 356 trang
...rather than to the expulsion of the Moors, or to the making of new settlements. 22. There is, in short, no bound to the prolific nature of plants or animals,...interfering with each other's means of subsistence. Was the face of the earth vacant of other plants, it might be gradually sowed and overspread with one... | |
 | Thomas Robert Malthus - 1826 - 566 trang
...life to increase beyond the nourishment prepared for it. It is observed by Dr. Franklin, that there is no bound to the prolific nature of plants or animals,...means of subsistence. Were the face of the earth, he says, vacant of other plants, it might be gradually sowed and overspread with one kind only, as... | |
 | Thomas Robert Malthus - 1826 - 566 trang
...life to increase beyond the nourishment prepared for it. It is observed by Dr. Franklin, that there is no bound to the prolific nature of plants or animals,...each other's means of subsistence. Were the face of !be earth, he says, vacant of other plants, it might be gradually sowed and overspread with one kind... | |
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