 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 - Стр. 200редактор(ы): - 1860Полный просмотр - Подробнее о книге
 | Dennis Hird - 1903 - Страниц: 256
...wingpetals. 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...of humble-bees in any district depends in a great measure on the number of field-mice, which destroy their combs and nests ; and Colonel Newman, who... | |
 | Robert Chambers - 1903 - Страниц: 888
...nectar. . . . Hence we may infer as highly proKtUe that, if the whole genus of humble-bees became extinct , these orchard-tufts, Which at this season, with...fruits. Are clad in one green hue, and lose thems humble-l>ees in any district depends in great measure on the number of field-mice, which destroy their... | |
 | Dennis Hird - 1903 - Страниц: 260
...very rare or wholly disappear. The number of humble-bees in any district depends in a great measure on the number of field-mice, which destroy their combs and nests ; and Colonel Newman, who has long attended to the habits of humble-bees, believes that ' more than two-thirds... | |
 | Tuley Francis Huntington - 1907 - Страниц: 410
...wingpetals. Hence we may infer as highly probable that, if the whole genus of humblebees became extinct or very rare in England, the heartsease and red clover...number of humblebees in any district depends in a great measure on the number of field mice, which destroy their combs and nests; and Colonel Newman, who has... | |
 | David Starr Jordan, Vernon Lyman Kellogg - 1907 - Страниц: 526
.... . . 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...of humble-bees in any district depends in a great measure on the number of field mice, which destroy their combs and nests; and Colonel Newman, who has... | |
 | Charles Darwin - 1909 - Страниц: 584
...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...of humble-bees in any district depends in a great measure upon the number of field-mice, which destroy their combs and nests; and Col. Newman, who has... | |
 | Robert William Hegner - 1910 - Страниц: 434
...nectar, — hence we may infer as highly probable, that, if the whole genus of humblebees became extinct or very rare in England, the heart'sease and red clover...number of humblebees in any district depends in a great measure upon the number of field mice, which destroy their combs and nests. . . . Now the number of... | |
 | Robert William Hegner - 1910 - Страниц: 496
...nectar, — hence we may infer as highly probable, that, if the whole genus of humblebees became extinct or very rare in England, the heart'sease and red clover...number of humblebees in any district depends in a g1^at measure upon the number of field mice, which destroy their coi -bs and nests. . . . Now the number... | |
 | Robert William Hegner - 1910 - Страниц: 442
...nectar, — hence we may infer as highly probable, that, if the whole genus of bumblebees became extinct or very rare in England, the heart'sease and red clover...become very rare, or wholly disappear. The number of bumblebees in any district depends in a great measure upon the number of field mice, which destroy... | |
 | John Arthur Thomson - 1910 - Страниц: 410
...humblebees were also imported. " The number of humblebees in any district depends in a great measure on the number of field-mice, which destroy their combs and nests ; and Colonel Newman, who has long attended to the habits of humble-bees, believes that more than two-thirds... | |
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