ScienceJohn Michels (Journalist) 1936 |
From inside the book
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Page 40
... soils are the result of sediments carried by the streams and where moisture has been present much longer than in the true desert soils , the effect is not noticeable . It is in the broad valley areas which slope from the mountains that the ...
... soils are the result of sediments carried by the streams and where moisture has been present much longer than in the true desert soils , the effect is not noticeable . It is in the broad valley areas which slope from the mountains that the ...
Page 174
... soil morphol- ogy and classification , studies were presented on the morphological and chemical characteristics of certain soils , the physical properties and the management of the soil , and the economic approach as factors in soil ...
... soil morphol- ogy and classification , studies were presented on the morphological and chemical characteristics of certain soils , the physical properties and the management of the soil , and the economic approach as factors in soil ...
Page 273
... SOIL DISINFECTANT ACETIC acid , like formaldehyde , is for some pur- poses an effective soil disinfectant.1 Neither remains in the soil long enough to prevent all reinfestation of soil and resulting late infection of plants by fungi ...
... SOIL DISINFECTANT ACETIC acid , like formaldehyde , is for some pur- poses an effective soil disinfectant.1 Neither remains in the soil long enough to prevent all reinfestation of soil and resulting late infection of plants by fungi ...
Contents
VOL | 1 |
Academy of Science Nebraska 20 North Carolina | 20 |
Activity Measurement K M WILBUR 274 | 35 |
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Academy of Sciences acid activity Advancement of Science Agriculture American animals annual aphids appointed ascorbic acid Association awarded bacteriology biological Botanical Bureau California cells cent chem chemical chemist chemistry Chicago City College committee Cornell University Council culture director discussion disease Division effect eggs electrical engineering fessor field film Forest genes geology Grand Central Terminal Harvard Harvard University held horticulture human ical industrial insects Institute interest investigations Jour laboratory lecture living material mathematics Medal Medicine meeting ment method Museum National nature observed organic papers physics physiology plants present president problems professor protein recent RECENT DEATHS reported Rochester Rockefeller Foundation SCIENCE FRIDAY scientific scientists secretary Section selenium session Sigma Xi Smithsonian Institution Building Society soil solution species specimens Survey temperature Theobald Smith tion tissue tumors United University versity vitamin Washington William York York City