The Formation of Vegetable Mould Through the Action of Worms: With Observations on Their HabitsAppleton, 1892 - 326 pagini |
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Pagina 7
... castings of worms -The burial of a paved path - The slow subsidence of great stones left on the surface - The number of worms which live within a given space - The weight of earth ejected from a burrow , and from CONTENTS .
... castings of worms -The burial of a paved path - The slow subsidence of great stones left on the surface - The number of worms which live within a given space - The weight of earth ejected from a burrow , and from CONTENTS .
Pagina 7
... burial of a Roman villa at Abinger - The floors and walls penetrated by worms - Subsidence of a modern pavement - The buried pavement at Beaulieu Abbey -Roman villas at Chedworth and Brading - The remains of the Roman town at Silchester ...
... burial of a Roman villa at Abinger - The floors and walls penetrated by worms - Subsidence of a modern pavement - The buried pavement at Beaulieu Abbey -Roman villas at Chedworth and Brading - The remains of the Roman town at Silchester ...
Pagina 7
... buried by worms . But some of my observa- tions have been rendered almost superfluous by an admirable paper by Von Hensen , * Gardeners ' Chronicle , ' April 17 , 1869 , p . 418 . already alluded to , which appeared in 1877 . Before 6 ...
... buried by worms . But some of my observa- tions have been rendered almost superfluous by an admirable paper by Von Hensen , * Gardeners ' Chronicle , ' April 17 , 1869 , p . 418 . already alluded to , which appeared in 1877 . Before 6 ...
Pagina 30
... buried , and were not dis- covered within forty - eight hours , during which time they had not become putrid . The earth above the various buried objects was generally pressed down only slightly , so as not to prevent the emission of ...
... buried , and were not dis- covered within forty - eight hours , during which time they had not become putrid . The earth above the various buried objects was generally pressed down only slightly , so as not to prevent the emission of ...
Pagina 31
... buried ; but I have never seen worms acting in this manner . Some pieces of cabbage - leaf and of onion were twice buried beneath very fine ferruginous sand , which was slightly pressed down and well watered , so as to be rendered very ...
... buried ; but I have never seen worms acting in this manner . Some pieces of cabbage - leaf and of onion were twice buried beneath very fine ferruginous sand , which was slightly pressed down and well watered , so as to be rendered very ...
Alte ediții - Afișează-le pe toate
The Formation of Vegetable Mould: Through the Action of Worms, with ... Charles Darwin Vizualizare completă - 1896 |
The Formation of Vegetable Mould, Through the Action of Worms, with ... Charles Darwin Vizualizare completă - 1898 |
The formation of vegetable mould, through the action of worms, with Charles Darwin Vizualizare completă - 1897 |
Termeni și expresii frecvente
accumulated acetic acid acid action of worms alimentary canal amount angle animals apex appear basal base Beaulieu Abbey beneath the surface blown bodies brought buried burrows calciferous carbonic acid cells cent chalk Cloth concrete covered depth disintegration doubt dragged drawn earth feet field flints floor formed fragments gizzards glands grass ground heavy rain Hensen holes Illustrations inches beneath inches deep inches in thickness inches thick intestines JOSEPH LE CONTE Knole Park lamellæ land large number larvæ layer leaf leaves ledges Leith Hill Place lime Maer Hall manner matter mortar mouths nearly objects observed particles pasture pavement penetrated Perrier petioles pharynx places ploughed plugging pots probably Roman villa rubbish sand seen seized side Silchester slope soil species square yard Stonehenge stones subsided swallowed tesselated tiles tips trench triangles triturated turf upper vegetable mould walls washed weather weight whilst worm-castings worms
Pasaje populare
Pagina 1 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance
Pagina 2 - XVIII. THE NATURE OF LIGHT. With a General Account of Physical Optics.
Pagina 2 - XXIII. Studies in Spectrum Analysis. By J. Norman Lockyer, FRS With six photographic Illustrations of Spectra, and numerous engravings on Wood.