Science, Volume 89, Issues 2297-2322John Michels (Journalist) 1939 |
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Page 83
... ment costs about $ 25.00 an acre , and a fumigation treat- ment costs about $ 35.00 an acre . It behooves the grower to know the various insects , their life history and seasonal history , their degree of susceptibility or immunity to ...
... ment costs about $ 25.00 an acre , and a fumigation treat- ment costs about $ 35.00 an acre . It behooves the grower to know the various insects , their life history and seasonal history , their degree of susceptibility or immunity to ...
Page 264
... ment of astronomy of the University of California at Los Angeles , will be visiting professor of astronomy in the summer session of the University of British Colum- bia , Vancouver , which will be in session from July 3 to August 18 ...
... ment of astronomy of the University of California at Los Angeles , will be visiting professor of astronomy in the summer session of the University of British Colum- bia , Vancouver , which will be in session from July 3 to August 18 ...
Page 421
... ment of Science ; The Fiftieth Anniversary of the Johns Hopkins Hospital Scientific Notes and News Discussion : 429 431 Societies and Meetings : No. 2315 The American Philosophical Society : EDWIN G. CONKLIN . The National Academy of ...
... ment of Science ; The Fiftieth Anniversary of the Johns Hopkins Hospital Scientific Notes and News Discussion : 429 431 Societies and Meetings : No. 2315 The American Philosophical Society : EDWIN G. CONKLIN . The National Academy of ...
Contents
Stevens John Frank Award of Hoover Medal | 5 |
ALEXANDER J Science in the Old South | 12 |
Leaves Transpiration Rate of H B SMITH 268 | 16 |
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