Nature, Volume 84Sir Norman Lockyer Macmillan Journals Limited, 1910 |
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Página 147
... Soil , " by Mr. A. D. Hall . The author first deals with the origin of soils , and then with their properties . Under the latter heading clear directions are given for conducting simple soil analysis , also for experiments to show the ...
... Soil , " by Mr. A. D. Hall . The author first deals with the origin of soils , and then with their properties . Under the latter heading clear directions are given for conducting simple soil analysis , also for experiments to show the ...
Página 157
... soil . ' 39 The results of the conference are now issued in the volume before us . Several of the papers are descriptive of the soils of the countries in which the respective writers are working , among them being accounts of the soils ...
... soil . ' 39 The results of the conference are now issued in the volume before us . Several of the papers are descriptive of the soils of the countries in which the respective writers are working , among them being accounts of the soils ...
Página 312
... soil . An Alsatian vine - grower who had treated his vineyards by this method observed that an increase of crop followed ... soil ? " Evidently there is no simple solution ; there is no single factor to which we can point as the cause ...
... soil . An Alsatian vine - grower who had treated his vineyards by this method observed that an increase of crop followed ... soil ? " Evidently there is no simple solution ; there is no single factor to which we can point as the cause ...
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