 Hence we may infer as highly probable that, if the whole genus of humble-bees became extinct or very rare in England, the heartsease and red clover would become very rare or wholly disappear. The number of humble-bees in any district depends in a great...  The National Review - Seite 200herausgegeben von - 1860Vollansicht - Über dieses Buch
 | 1921 - 472 Seiten
...whole genus of humble-bees became extinct or very rare in England, the heart's-ease and red clovec would become very rare or wholly disappear. The number...field-mice, which destroy their combs and nests, and Col. Newman, who has long attended to the habits of humble-bees, believes that 'more than two-thirds... | |
 | 1866 - 546 Seiten
...Darwin thinks that if the whole genus of humbles became extinct, or very rare, the red clover would also become very rare, or wholly disappear. The number...humble-bees in any district depends, in a great degree, on-the number of field-mice, which destroy tfieir combs and nests ; and Mr. II. Newman, who has long... | |
 | Nicholas Patrick Wiseman - 1860 - 594 Seiten
...reach the nectar. Hence I have very little doubt, that if the whole genus of humble-bees became extinct or very rare in England, the heartsease and red clover...district depends in a great degree on the number of field mice, which destroy their combs and nests ; and Mr. H. Newman, who has long attended to the habits... | |
 | Charles Dickens - 1860 - 638 Seiten
...bees cannot reach the nectar. Hence he concludes that if the whole genus of humble-bees became extinct or very rare in England, the heartsease and red clover would become very rare, or wholiy disappear. The number of humblebees in any district depends in a great degree on the number... | |
 | 1860 - 910 Seiten
...animals. He has very little doubt {from experiment» he has trif.tf) that if humble bees became extinct or rare in England, the heartsease and red clover would become very rare, or would wholly disappear. Only in this case the interest of the relation is enhanced by the fact that... | |
 | 1860 - 894 Seiten
...very rare in England, tho heartsease and red clover would become very rare, or wholly disappear. Tho number of humble-bees in any district depends in a great degree on tho number of fieldmice, which destroy their combs and nests ; and Mr. H. Newman, who has long attended... | |
 | Charles Darwin - 1861 - 470 Seiten
...have very little doubt, that if the whole fanus of humble-bees became extinct or very rare in ngland, the heartsease and red clover would become very rare,...field-mice, which destroy their combs and nests ; and Mr. II. Newman, who has long attended to the habits of humble-bees, believes that " more than twothirds... | |
 | 1867 - 378 Seiten
...wing-petals. Hence we may infer as> highly probable, that if the whole genus of hnmble-bees became extinct or very rare in England, the hearts-ease and red clover...disappear. The number of humble-bees in any district depend* in a grent degree on the number of field-mice, ' which destroy their t-omhs nnd nests ; and... | |
 | Charles Darwin - 1864 - 472 Seiten
...reach the nectar. Hence I have very little doubt, that if the whole genus of humble-bees became extinct or very rare in England, the heartsease and red clover...become very rare, or wholly disappear. The number of humble bees in any district depends in a great degree on the number of field-mice, which destroy their... | |
 | Charles Darwin - 1866 - 668 Seiten
...wing-petals. Hence we may infer as highly probable that, if the whole genus of humble-bees became extinct or very rare in England, the heartsease and red clover...field-mice, which destroy their combs and nests; and Col. Newman, who has long attended to the habits of humblebees, believes that " more than two-thirds... | |
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