 ... to know the histories of the animals and plants upon which they feed or upon which their food is nourished; the histories of their enemies and friends and the friends and foes...  Science - Page 284edited by - 1920Full view - About this book
 | Smithsonian Institution. Board of Regents - Discoveries in science - 1881 - 806 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
 | United States Fish Commission - Fish culture - 1883 - 496 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
 | John Michels (Journalist) - Science - 1918 - 676 pages
...and the general public that in the elucidation of the economic problems which Congress had imposed it would be of doubtful value to study only the major...of investigations purely scientific in character. ' ' Baird 's reputation and official position and the attitude with which he approached his tasks enabled... | |
 | George Brown Goode - Natural history - 1883 - 792 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
 | John Michels (Journalist) - Science - 1918 - 684 pages
...original plans the commissioner insisted that to etudy only food fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
 | George Brown Goode - Fisheries - 1883 - 96 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to ' end, but no... | |
 | United States. Bureau of Fisheries - Fish culture - 1883 - 1212 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life-history of species of economic value should be understood from beginning to end, but no less... | |
 | Fisheries - 1883 - 550 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
 | Sir A. J. Adderley - Fisheries - 1883 - 66 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
 | United States National Museum - Science - 1884 - 666 pages
...original plans the Commissioner insisted that to study only the food-fishes would be of little importance, and that useful conclusions must needs rest upon a...of investigations purely scientific in character. The life history of species of economic value should be understood from beginning to end, but no less... | |
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