The Formation of Vegetable Mould Through the Action of Worms: With Observations on Their HabitsAppleton, 1892 - 326 pagini |
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Pagina 3
... Side . By ALFRED SIDGWICK , B. A. , Oxon . $ 1.75 . 48. ORIGIN OF CULTIVATED PLANTS . By ALPHONSE DE CANDOLLE . $ 2.00 . 49. JELLY - FISH , STAR - FISH , AND SEA - URCHINS . Being a Research on Primitive Nervous Systems . By GEORGE J ...
... Side . By ALFRED SIDGWICK , B. A. , Oxon . $ 1.75 . 48. ORIGIN OF CULTIVATED PLANTS . By ALPHONSE DE CANDOLLE . $ 2.00 . 49. JELLY - FISH , STAR - FISH , AND SEA - URCHINS . Being a Research on Primitive Nervous Systems . By GEORGE J ...
Pagina 7
... side ; namely , to weigh all the cast- ings thrown up within a given time in a measured space , instead of ascertaining the rate at which objects left on the surface were buried by worms . But some of my observa- tions have been ...
... side ; namely , to weigh all the cast- ings thrown up within a given time in a measured space , instead of ascertaining the rate at which objects left on the surface were buried by worms . But some of my observa- tions have been ...
Pagina 17
... side of which in the lower part there are three pairs of large glands , which secrete a surprising amount of carbonate of lime . These calciferous glands are highly remark- able , for nothing like them is known in any other animal ...
... side of which in the lower part there are three pairs of large glands , which secrete a surprising amount of carbonate of lime . These calciferous glands are highly remark- able , for nothing like them is known in any other animal ...
Pagina 21
... side to side as if feeling for some object . They appeared distressed by the light ; but I doubt whether this was really the case , for on two occasions after withdrawing slowly , they remained for a long time with their anterior ...
... side to side as if feeling for some object . They appeared distressed by the light ; but I doubt whether this was really the case , for on two occasions after withdrawing slowly , they remained for a long time with their anterior ...
Pagina 28
... side to side in all directions , apparently as an organ of touch ; and there is some reason to believe , as we shall see in the next chapter , that they are thus enabled to gain a general notion of the form of an object . Of all 28 CHAP ...
... side to side in all directions , apparently as an organ of touch ; and there is some reason to believe , as we shall see in the next chapter , that they are thus enabled to gain a general notion of the form of an object . Of all 28 CHAP ...
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.