 | United States. Congress. House - 586 páginas
...fact that the disposition exists. Cultivators increase this disposition chiefly in two ways: either by constantly selecting the finest existing varieties...were unacquainted with either of these practices, and con- . sequently their gardens contained few things which would now be deemed worthy of cultivation.... | |
 | George Lindley - 1831 - 662 páginas
...that the disposition exists. Cultivators increase this disposition chiefly in two ways ; either by constantly selecting the finest existing varieties...at pleasure has only existed since the discovery of sexes in plants ; but as it exerts a most extensive influence over alterations in the vegetable kingdom,... | |
 | George Lindley - 1831 - 648 páginas
...that the disposition exists. Cultivators increase this disposition chiefly in two ways ; either by constantly selecting the finest existing varieties...at pleasure has only existed since the discovery of sexes in plants ; but as it exerts a most extensive influence over alterations in the vegetable kingdom,... | |
 | George Lindley - 1831 - 674 páginas
...that the disposition exists. Cultivators increase this disposition chiefly in two ways ; either by constantly selecting the finest existing varieties...at pleasure has only existed since the discovery of sexes in plants ; but as it exerts a most extensive influence over alterations in the vegetable kingdom,... | |
 | William Robert Prince, William Prince - 1831 - 236 páginas
...that the disposition exists. Cultivators increase this disposition chiefly in two ways ; either by constantly selecting the finest existing varieties...were unacquainted with either of these practices, and conPREFACE. IX sfiqucntly their gardens contained few things which would now be deemed worthy of cultivation.... | |
 | 1831 - 774 páginas
...case in the vegetable world. " Cultivators increase this disposition chiefly in two ways : either by constantly selecting the finest existing varieties...procuring something of an intermediate nature. . . . The power of obtaining cross-bred varieties at pleasure has only existed since the discovery of sexes in... | |
 | 1831 - 780 páginas
...case in the vegetable world. " Cultivators increase this disposition chiefly in two ways : either by constantly selecting the finest existing varieties...procuring something of an intermediate nature. . . . The power of obtaining cross-bred varieties at pleasure has only existed since the discovery of sexes in... | |
 | William Robert Prince - 1832 - 430 páginas
...fact that the disposition exists. Cultivators increase this disposition chiefly in two ways; either by constantly selecting the finest existing varieties...at pleasure has only existed since the discovery of sexes in plants ; but as it exerts a most extensive influence over alterations in the vegetable kingdom,... | |
 | 1833 - 494 páginas
...that the disposition exists. Cultivators increase this disposition chiefly in two ways ; either by constantly selecting the finest existing varieties...pleasure, has only existed since the discovery of sexes in plants ; but, as it exerts a most extensive influence over alterations in the vegetable kingdom,... | |
 | 1839 - 520 páginas
...two ways, either by constantly selecting the finest existing varieties for seed, or by intermixing pollen and stigma of two varieties for the purpose...would now be deemed worthy of cultivation. The power ef obtaining cross-bred varieties at pleasure has only existed since the discovery of the sexes in... | |
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... fact that the disposition exists. Cultivators increase this disposition chiefly in two ways ; either by constantly selecting the finest existing varieties for seed, or by intermixing the pollen and stigma of two varieties for the purpose of procuring... 
