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Page 182
It has puzzled plant pathologists and agronomists for years . ... Comparative experiments with several other crop plants showed that tobacco is one of the more sensitive crop plants to toxicity of unoxidized forms of nitrogen .
It has puzzled plant pathologists and agronomists for years . ... Comparative experiments with several other crop plants showed that tobacco is one of the more sensitive crop plants to toxicity of unoxidized forms of nitrogen .
Page 252
PURDUE UNIVERSITY R. H. CARR TOXICITY OF SELENIUM - CONTAINING PLANTS TO APHIDS IN the course of studies1 of the effects of selenium on wheat it was noted that aphids , Rhopalosiphum prunifoliae ( Fitch ) , did not attack plants injured ...
PURDUE UNIVERSITY R. H. CARR TOXICITY OF SELENIUM - CONTAINING PLANTS TO APHIDS IN the course of studies1 of the effects of selenium on wheat it was noted that aphids , Rhopalosiphum prunifoliae ( Fitch ) , did not attack plants injured ...
Page
Thus , coloration in plants is discussed first , followed by a consideration of the cell and then of the leaf and its physiology . The root has been taken up before the stem because the former is relatively a simpler structure .
Thus , coloration in plants is discussed first , followed by a consideration of the cell and then of the leaf and its physiology . The root has been taken up before the stem because the former is relatively a simpler structure .
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Contents
VOL | 1 |
Academy of Science Nebraska 20 North Carolina | 20 |
Activity Measurement K M WILBUR 274 | 35 |
68 other sections not shown
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Common terms and phrases
Academy acid activity Advancement Agriculture American animals annual appear applied appointed assistant Association become called carried cause cells cent chemical chemistry City College committee Company complete continued Council course culture director discussion disease Division effect electrical engineering experiments fact field genes give given Health held human important increase industrial Institute interest International John knowledge known laboratory lecture less light living material mathematics means Medical Medicine meeting ment method Michigan Museum nature noted observed organic period physical plants possible practical present president problems professor received recent relation reported School scientific session Society soil solution species Survey tion United University various Washington York
Bibliographic information
| Title | Science |
| Editor | John Michels (Journalist) |
| Contributor | American Association for the Advancement of Science |
| Published | 1936 |
| Original from | University of Minnesota |
| Digitized | 17 Dec 2019 |
| Export Citation | BiBTeX EndNote RefMan |