 | William Nicholson - 1807 - 844 páginas
...character of the leaves and growth of my plants, which yeai* old. are now in their third year, induce me to believe, that they will be capable of producing fruit at three or four 3'earr old. I shall finish my paper with stating a few conclusions, ' which I have been able to draw... | |
 | Repertory of arts, manufactures and agriculture - 1814 - 444 páginas
...changes in the character of the leaves and growth of my plants, which are now in their third year, induce me to believe, that they will be capable of producing...the subject on which I write. New varieties of every specjes of fruit will generally be better obtained by introducing the farina of one. variety of fruit... | |
 | Thomas Andrew Knight - 1841 - 410 páginas
...changes in the character of the leaves and growth of my plants, which are now in their third year, induce me to believe that they will be capable of producing...which I have been able to draw in the course of many years'1 close attention to the subject on which I write. New varieties of every species of fruit will... | |
 | Thomas Andrew Knight - 1841 - 406 páginas
...changes in the character of the leaves and growth of my plants, which are now in their third year, induce me to believe that they will be capable of producing...which I have been able to draw in the course of many years'1 close attention to the subject on which I write. New varieties of every species of fruit will... | |
 | George William Johnson - 1862 - 396 páginas
...upon the seeds of fruit trees, yet they are equally applicable to the seeds of all cultivated plants. New varieties of every species of fruit will generally...obtained by introducing the farina of one variety into the blossom of another than by propagating from any single kind. When an experiment of this kind... | |
 | Charles R. Baker - 1866 - 532 páginas
...Lindley. The conclusions which Mr. Knight drew from a series of experiments in hybridization were, that " new varieties of every species of fruit will generally...obtained by introducing the farina of one variety into the blossom of another, than by propagating from any single sort. When an experiment of this kind... | |
 | 1900 - 1020 páginas
...practical value of crossing and hybridizing in the production of plant varieties. In 1800 Knight said: "New varieties of every species of fruit will generally be better obtained by introdncing the farina of one variety of fruit into the blossoms of another, than by propagating any... | |
 | New York (State) Dept. of Agriculture - 1904 - 572 páginas
...Andrew Knight was the first to recognize the practical utility of the method. In 1806 Knight said: " New varieties of every species of fruit will generally be better obtained by introducing the farina (pollen) of one variety of fruit into the blossoms of another than by propagating any from a single... | |
 | 1919 - 514 páginas
...his experience, and afterwards confirmed by Darwin, and since called the Knight-Darwin law, was that "new varieties of every species of fruit will generally be better obtained by introducing the farina (pollen) of one variety of fruit into the blossom of another, than by propagating from one single kind."... | |
 | Iowa Academy of Science - 1922 - 392 páginas
...his experience, and afterwards confirmed by Darwin, and since called the Knight-Darwin law, was that, "new varieties of every species of fruit will generally be better obtained by introducing the farina (pollen) of one variety of fruit into the blossom of another, than by propagating from one single kind.... | |
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I have been able to draw in the course of many years close attention to the subject on which I write. New varieties of every species of fruit will generally be better obtained by introducing the farina of one variety of fruit into the blossom of another,... 