The Scientific Monthly, Volumul 15James McKeen Cattell American Association for the Advancement of Science, 1922 |
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Rezultatele 1 - 5 din 100
Pagina 10
... known date of cutting or boring , with a set of rings previously dated . That has been done on many occasions in Arizona and California . To give final assurance , the record in the yellow pine was compared with statements of good and ...
... known date of cutting or boring , with a set of rings previously dated . That has been done on many occasions in Arizona and California . To give final assurance , the record in the yellow pine was compared with statements of good and ...
Pagina 32
... known . Most of tropical Australia also receives almost no rain for six months and from 15 to 50 inches or more in the other six months . Hawaii and many other places near the margins of the tropics receive much of their rainfall in ...
... known . Most of tropical Australia also receives almost no rain for six months and from 15 to 50 inches or more in the other six months . Hawaii and many other places near the margins of the tropics receive much of their rainfall in ...
Pagina 39
... known habits to bring about self destruction of the species . The studies of bark beetles by Dr. Hopkins have shown the possibility of securing very efficient control by simply reducing their numbers , in some instances by 75 per cent ...
... known habits to bring about self destruction of the species . The studies of bark beetles by Dr. Hopkins have shown the possibility of securing very efficient control by simply reducing their numbers , in some instances by 75 per cent ...
Pagina 47
... of a careful survey of our leading cities with reference to this question . of playgrounds . It is well known that Chicago and Philadelphia lead with respect to the number of children's playgrounds , PLAYGROUNDS AS HEALTH AGENTS 47.
... of a careful survey of our leading cities with reference to this question . of playgrounds . It is well known that Chicago and Philadelphia lead with respect to the number of children's playgrounds , PLAYGROUNDS AS HEALTH AGENTS 47.
Pagina 51
... known to flinch under the stress of nature's most discour- aging environment . Before detailing the content of the Kalevala , it is of interest to note the peasant's manner of singing the runes . The singers seat themselves upon low ...
... known to flinch under the stress of nature's most discour- aging environment . Before detailing the content of the Kalevala , it is of interest to note the peasant's manner of singing the runes . The singers seat themselves upon low ...
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abundant Acromyrmex Albatross algæ American amount animals ants aphid atoms Australia average BAUSCH & LOMB bees benthos biological birds body California cells cent climate colony concepts course earth eggs electrons elements energy Europe evaporation evidence evolution fact feed female fish fisheries forest fungus genera habit heat honey-bee human immigration important insects intelligence interest Island Italian J. J. Thomson labor land larva larvæ latitudes less lice living mass material matter measure Meliponine mental meter method Myrmicine nature nest North observed ocean organisms parasitoid Photograph plankton plants present primitive problem produced Professor progress Proteaceae queen race racial rainfall reason regions scientific social wasps South South Island species substance temperature tests theory things thorium tion to-day trees trench fever trophallaxis tropical United University wasps women workers Zostera
Pasaje populare
Pagina 209 - Now go and smite Amalek, and utterly destroy all that they have, and spare them not ; but slay both man and woman, infant and suckling, ox and sheep, camel and ass.
Pagina 60 - There they stood, ranged along the hill-sides — met To view the last of me, a living frame For one more picture ! in a sheet of flame I saw them and I knew them all. And yet Dauntless the slug-horn to my lips I set And blew " Childe Roland to the Dark Tower came...
Pagina 205 - At the mouth of two witnesses, or three witnesses, shall he that is worthy of death be put to death; but at the mouth of one witness he shall not be put to death.
Pagina 133 - ... and thus I got some very rare species. No poet ever felt more delighted at seeing his first poem published than I did at seeing, in Stephens' ' Illustrations of British Insects,' the magic words,
Pagina 205 - And this is the case of the slayer, which shall flee thither, that he may live : Whoso killeth his neighbour ignorantly, whom he hated not in time past ; as when a man goeth into the wood with his neighbour to hew wood, and his hand fetcheth a stroke with the axe to cut down the tree, and the head slippeth from the helve, and lighteth upon his neighbour, that he die ; he shall flee unto one of those cities, and live...
Pagina 211 - ... that there is some question as to the earth or the sky, or the other elements of this world . . . respecting which one who is not a Christian has knowledge derived from most certain reasoning or observation : and it is very disgraceful and mischievous, and of all things to be carefully avoided, that a Christian, speaking of such matters as being according to the Christian scriptures, should be heard by an unbeliever talking such nonsense that the unbeliever, perceiving him to be as wide from...
Pagina 209 - Then came the word of the LORD unto Samuel, saying, It repenteth me that I have set up Saul to be king : for he is turned back from following me, and hath not performed my commandments.
Pagina 134 - I was then utterly astonished at Sedgwick not being delighted at so wonderful a fact as a tropical shell being found near the surface in the middle of England. Nothing before had ever made me thoroughly realise, though I had read various scientific books, that science consists in grouping facts so that general laws or conclusions may be drawn from them.
Pagina 134 - ... if really embedded there it would be the greatest misfortune to geology, as it would overthrow all that we know about the superficial deposits of the Midland Counties.
Pagina 188 - Mayor, director of the department of marine biology of the Carnegie Institution of Washington, have added greatly to the knowledge of that remote possession of ours in recent years.