The Formation of vegetable mould, through the action of worms, with observations on their habitsJ. Murray, 1895 - 328 pagini |
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Pagina
... remains of the Roman town at Silchester - The nature of the débris by which the remains are covered - The penetration of the tesselated floors and walls by worms - Subsidence of the floors- Thickness of the mould - The old Roman city of ...
... remains of the Roman town at Silchester - The nature of the débris by which the remains are covered - The penetration of the tesselated floors and walls by worms - Subsidence of the floors- Thickness of the mould - The old Roman city of ...
Pagina
... remains of the Roman town at Silchester - The nature of the débris by which the remains are covered- The penetration of the tesselated fors and walls by worms - Subsidence of the floors- Thickness of the mould - The old Roman city of ...
... remains of the Roman town at Silchester - The nature of the débris by which the remains are covered- The penetration of the tesselated fors and walls by worms - Subsidence of the floors- Thickness of the mould - The old Roman city of ...
Pagina
... Ir the preservation of ancient remains - In the pre- paration of the soil for the growth of plants- Mental powers of worms - Conclusion · 305-313 INDEX 315-326 THE FORMATION OF VEGETABLE MOULD , THROUGH THE ACTION OF CONTENTS . vii.
... Ir the preservation of ancient remains - In the pre- paration of the soil for the growth of plants- Mental powers of worms - Conclusion · 305-313 INDEX 315-326 THE FORMATION OF VEGETABLE MOULD , THROUGH THE ACTION OF CONTENTS . vii.
Pagina 47
... remains of the formerly active lamellæ . After the formation and expulsion of a large concretion , new lamellæ must be developed in some manner . In one section made by my son , the process had apparently commenced , although the gland ...
... remains of the formerly active lamellæ . After the formation and expulsion of a large concretion , new lamellæ must be developed in some manner . In one section made by my son , the process had apparently commenced , although the gland ...
Pagina 176
... remains of the Roman town at Silchester - The nature of the débris by which the remains are covered - The penetration of the tesselated floors and walls by worms - Subsidence of the floors - Thickness of the mould - The old Roman city ...
... remains of the Roman town at Silchester - The nature of the débris by which the remains are covered - The penetration of the tesselated floors and walls by worms - Subsidence of the floors - Thickness of the mould - The old Roman city ...
Alte ediții - Afișează-le pe toate
Darwin on Humus and the Earthworm: The Formation of Vegetable Mould Through ... Charles Darwin Vizualizare fragmente - 1966 |
Termeni și expresii frecvente
9 inches accumulated acetic acid acid action of worms alimentary canal amount angles animals apex apical appears basal base Beaulieu Abbey beneath the surface broken buried burnt marl burrows cent chalk cinders close concrete covered depth diameter disintegration dragged drawn earth feet field flints floor formed fragments gizzards glands grass ground heavy rain Hensen holes hypocausts Illustrations inches beneath inches deep inches in length inches in thickness inches thick intestines Joyce Knole Park lamellæ land large number larvæ layer leaf leaves Leith Hill Place lime Maer Hall manner matter mortar mouths nearly northern room objects observed particles pasture pavement penetrated petioles pharynx pine-leaves 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 undisturbed upper vegetable mould walls washed weather weight whilst worm-castings worms
Pasaje populare
Pagina 322 - OUTINGS AT ODD TIMES. By CHARLES C. ABBOTT, author of " Days out of Doors " and " A Naturalist's Rambles about Home." i6mo. Cloth, gilt top, $1.25. " A charming little volume, literally alone with Nature, for it discusses seasons and the fields, birds, etc., with the loving freedom of a naturalist born. Every page reads like a sylvan poem; and for the lovers of the beautiful in quiet...