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GrainGenes Reference Report: ASA-36-537

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Reference
ASA-36-537
Title
Further comparisons of plants with different chromosome numbers in respect to chemical composition
Journal
Agronomy Journal
Year
1944
Volume
36
Pages
537-543
Author
Sullivan J
Abstract
Comparative chemical analyses were made of diploid and tetraploid perennial ryegrass In field rows, tetraploid plants were lower in percentage dry matter and higher in sucrose and total sugars and in the proportion of dry matter soluble in alcohol In similar plants grown in culture solutions in the greenhouse similar results were obtained, except that tetraploid plants were lower in percentage dry matter only in respect to younger clippings and were higher in sugars only in more mature clippings In white clover, octoploid plants were lower in fiber and in carotene than tetraploid plants Differences in chemical composition which were found associated with an increase in chromosome number, while of statistical significance in those cases stated, were not however of great magnitude In general, it may be stated that an increase in chromosome number was frequently associated with an increase in moisture and in the soluble constituents and with a decrease in the structural constituents The reverse association was not found in any case
Keyword
carotenes
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