Edwards wilfrid norman (16 risultati)

paperback. Condizione: Very Good. Most items will be dispatched the same or the next working day. A copy that has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged.

Soft cover. Condizione: Very Good +. 4 x Volumes from a larger Series: Natural Environment Research Council. Institute of Geological Sciences. Geological Survey and Museum. Series: British Regional Geology. 1st Listing: Third Edition: 1954, p.86. 2nd Listing: 4th ed 1965 xii, 101p, 13 leaves of plates : ill. Bibliography: p. 88-93 3rd Listing: 3rd Edition - xii, 155 p., 13 plates (1 fold.) : ill. (incl. 1 col.), maps. ; 25 cm. 4th Listing: 4th Edition: vii, 100 pages. { Subject: Geology England Pennines. Geology England Weald. Geology England Kent, Sussex ; Geology Wales, South. Geology England East Anglia. }.…

Condizione: Poor. This is an ex-library book and may have the usual library/used-book markings inside.This book has hardback covers. Book contains pencil markings. In poor condition, suitable as a reading copy. Re-bound by library. Library sticker on front cover. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,600grams, ISBN:0412149400.…

PF. Condizione: New.

Condizione: New. In English.

Condizione: New. Series: Science Paperbacks. Num Pages: 352 pages, 18 black & white illustrations, biography. BIC Classification: GB; PD. Category: (G) General (US: Trade). Dimension: 216 x 140 x 18. Weight in Grams: 448. . 1977. 2 Rev ed. Paperback. . . . .

Condizione: New. pp. 352.

Condizione: New. Series: Science Paperbacks. Num Pages: 352 pages, 18 black & white illustrations, biography. BIC Classification: GB; PD. Category: (G) General (US: Trade). Dimension: 216 x 140 x 18. Weight in Grams: 448. . 1977. 2 Rev ed. Paperback. . . . . Books ship from the US and Ireland.

Taschenbuch. Condizione: Neu. Druck auf Anfrage Neuware - Printed after ordering - 1. Morphology.- 1.1 Segmentation: external.- 1.2 Chaetotaxy.- 1.3 Genital and other apertures.- 1.4 The clitellum and associated structures.- 1.5 Pigmentation.- 1.6 The body wall.- 1.7 The coelom.- 1.8 The alimentary canal.- 1.9 The vascular system.- 1.10 The respiratory system.- 1.11 The excretory system.- 1.12 The nervous system.- 1.13 The reproductive system.- 2. Taxonomy.- 2.1 Systematic affinities and descent.- 2.2 Families, genera and species.- 2.3 Geographical distribution.- 3. Biology.- 3.1 Life cycles.- 3.2 Reproduction.- 3.3 Quiescence, diapause and aestivation.- 3.4 Growth.- 3.5 Behaviour.- 4. Physiology.- 4.1 Respiration.- 4.2 Digestion.- 4.3 Excretion.- 4.4 Circulation.- 4.5 Nervous system.- 5. Ecology.- 5.1 Estimation of populations.- 5.2 Size of populations.- 5.3 Population structure.- 5.4 Population distributions.- 5.5 Seasonal populations and activity.- 5.6 Burrowing and casting.- 5.7 Species associations.- 5.8 Predators and parasites.- 5.9 Effect of environmental factors.- 6. The role of earthworms in organic matter cycles.- 6.1 Fragmentation and breakdown.- 6.2 Consumption, turnover and humification.- 6.3 Nitrogen mineralization.- 6.4 Effects on the C:N ratio.- 6.5 Effect on available mineral nutrients.- 7. Earthworms and micro-organisms.- 7.1 Effect of earthworms on number of microorganisms.- 7.2 Effects of earthworms on dispersal of microorganisms.- 7.3 Stimulation of microbial decomposition.- 8. Earthworms and soil fertility.- 8.1 Effects of earthworms on soil structure.- 8.2 Earthworms as indicators of soil type.- 8.3 Effect of earthworms on crop yield.- 8.4 Soil amelioration by earthworms.- 9. Effects of agriculture on earthworm popu lations.- 9.1 Effects of cultivations.- 9.2 Effects of cropping.- 9.3 The effects of fertilizers.- 9.4 Mortality from pesticides.- 9.5 Uptake of pesticides into earthworms.- 9.6 Radioisotopes and earthworms.- 9.7 Heavy metals and earthworms.- 10. Earthworms as pests and benefactors.- 10.1 As pests of crops.- 10.2 As pests of grassland and turf.- 10.3 Control of earthworms.- 10.4 Transmission of diseases.- 10.5 Adverse effects on soil.- 10.6 Earthworms as benefactors.- 11. Simple experiments and field studies with earthworms.- 11.1 Cultures.- 11.2 Preservation.- 11.3 Dissection.- 11.4 Field experiments with earthworms.- A simplified key to common genera of terrestrial earthworms.- References.- Indexes.- Systematic.- Author.- General.…

Hardback. Condizione: Very Good. Condizione sovraccoperta: Includes dust jacket. Second edition. Pages clean and bright, no markings, light wear to edges. NEW EU 3 EURO CHARGE FOR IMPORTS IS INCLUDED IN OUR SHIPPING PRICE. ALL ITEMS ARE DISPATCHED FROM THE UK, ALL OVERSEAS ORDERS SENT BY TRACKABLE AIR MAIL. IF YOU ARE LOCATED OUTSIDE THE UK PLEASE ASK US FOR A POSTAGE QUOTE FOR MULTI VOLUME SETS BEFORE ORDERING.…

Taschenbuch. Condizione: Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -Inhaltsangabe1. Morphology.- 1.1 Segmentation: external.- 1.2 Chaetotaxy.- 1.3 Genital and other apertures.- 1.4 The clitellum and associated structures.- 1.5 Pigmentation.- 1.6 The body wall.- 1.7 The coelom.- 1.8 The alimentary canal.- 1.9 The vascular system.- 1.10 The respiratory system.- 1.11 The excretory system.- 1.12 The nervous system.- 1.13 The reproductive system.- 2. Taxonomy.- 2.1 Systematic affinities and descent.- 2.2 Families, genera and species.- 2.2.1 Moniligastridae.- 2.2.2 Megascolecidae.- 2.2.3 Ocnerodrilidae.- 2.2.4 Acanthodrilidae.- 2.2.5 Octochaetidae.- 2.2.6 Eudrilidae.- 2.2.7 Glossoscolecidae.- 2.2.8 Sparganophilidae.- 2.2.9 Microchaetidae.- 2.2.10 Hormogastridae.- 2.2.11 Criodrilidae.- 2.2.12 Lumbricidae.- 2.3 Geographical distribution.- 3. Biology.- 3.1 Life cycles.- 3.2 Reproduction.- 3.2.1 Spermatogenesis.- 3.2.2 Oogenesis.- 3.2.3 Copulation and fertilization.- 3.3 Quiescence, diapause and aestivation.- 3.4 Growth.- 3.5 Behaviour.- 4. Physiology.- 4.1 Respiration.- 4.2 Digestion.- 4.3 Excretion.- 4.4 Circulation.- 4.5 Nervous system.- 4.5.1 General.- 4.5.2 Light reactions.- 4.5.3 Chemoreception.- 4.5.4 Thigmotactic reactions.- 4.5.5 Responses to electrical stimuli.- 4.6 Water relationships.- 4.7 Locomotion and peristalsis.- 4.8 Regeneration.- 4.9 Transplantation.- 5. Ecology.- 5.1 Estimation of populations.- 5.1.1 Handsorting.- 5.1.2 Soil washing.- 5.1.3 Electrical methods.- 5.1.4 Chemical methods.- 5.1.5 Heat extraction.- 5.1.6 Vibration methods.- 5.1.7 Comparisons of methods.- 5.1.8 Number and size of samples.- 5.2 Size of populations.- 5.3 Population structure.- 5.4 Population distributions.- 5.4.1 Horizontal distributions.- 5.4.2 Vertical distributions.- 5.5 Seasonal populations and activity.- 5.6 Burrowing and casting.- 5.7 Species associations.- 5.8 Predators and parasites.- 5.9 Effect of environmental factors.- 5.9.1 pH.- 5.9.2 Moisture.- 5.9.3 Temperature.- 5.9.4 Aeration and carbon dioxide.- 5.9.5 Organic matter.- 5.9.6 Soil type.- 5.9.7 Food supply.- 6. The role of earthworms in organic matter cycles.- 6.1 Fragmentation and breakdown.- 6.2 Consumption, turnover and humification.- 6.3 Nitrogen mineralization.- 6.4 Effects on the C:N ratio.- 6.5 Effect on available mineral nutrients.- 7. Earthworms and micro-organisms.- 7.1 Effect of earthworms on number of microorganisms.- 7.2 Effects of earthworms on dispersal of microorganisms.- 7.3 Stimulation of microbial decomposition.- 8. Earthworms and soil fertility.- 8.1 Effects of earthworms on soil structure.- 8.1.1 Breakdown of soil particles.- 8.1.2 Turnover of soil.- 8.1.3 Formation of aggregates.- 8.1.4 Aeration, porosity and drainage.- 8.2 Earthworms as indicators of soil type.- 8.3 Effect of earthworms on crop yield.- 8.4 Soil amelioration by earthworms.- 9. Effects of agriculture on earthworm popu lations.- 9.1 Effects of cultivations.- 9.2 Effects of cropping.- 9.3 The effects of fertilizers.- 9.4 Mortality from pesticides.- 9.5 Uptake of pesticides into earthworms.- 9.6 Radioisotopes and earthworms.- 9.7 Heavy metals and earthworms.- 10. Earthworms as pests and benefactors.- 10.1 As pests of crops.- 10.2 As pests of grassland and turf.- 10.3 Control of earthworms.- 10.4 Transmission of diseases.- 10.5 Adverse effects on soil.- 10.6 Earthworms as benefactors.- 11. Simple experiments and field studies with earthworms.- 11.1 Cultures.- 11.2 Preservation.- 11.3 Dissection.- 11.4 Field experiments with earthworms.- 11.4.1 Distributions.- 11.4.2 Effects of pH.- 11.4.3 Production of casts.- 11.4.4 Incorporation of plant organic matter.- 11.4.5 Palatability of leaves.- 11.4.6 Burrowing experiments.- 11.4.7 Life history studies.- 11.4.8 Vertical and horizontal distribution of earthworms.- 11.4.9 Effects of insecticides on earthworms.- 11.4.10 Physiological experiments.- 11.4.11 Behavioural experiments.- A simplified key to common genera of terrestrial earthworms.- References.- Indexes.- Systematic.- Author.- General. 352 pp. Englisch.…

Condizione: New. Print on Demand pp. 352 22:B&W 5.5 x 8.5 in or 216 x 140 mm (Demy 8vo) Perfect Bound on White w/Gloss Lam.

Paperback / softback. Condizione: New. This item is printed on demand. New copy - Usually dispatched within 5-9 working days.

Condizione: New. PRINT ON DEMAND pp. 352.

Condizione: New. Dieser Artikel ist ein Print on Demand Artikel und wird nach Ihrer Bestellung fuer Sie gedruckt. 1. Morphology.- 1.1 Segmentation: external.- 1.2 Chaetotaxy.- 1.3 Genital and other apertures.- 1.4 The clitellum and associated structures.- 1.5 Pigmentation.- 1.6 The body wall.- 1.7 The coelom.- 1.8 The alimentary canal.- 1.9 The vascular system.- 1.10 T.…

Taschenbuch. Condizione: Neu. This item is printed on demand - Print on Demand Titel. Neuware -1. Morphology.- 1.1 Segmentation: external.- 1.2 Chaetotaxy.- 1.3 Genital and other apertures.- 1.4 The clitellum and associated structures.- 1.5 Pigmentation.- 1.6 The body wall.- 1.7 The coelom.- 1.8 The alimentary canal.- 1.9 The vascular system.- 1.10 The respiratory system.- 1.11 The excretory system.- 1.12 The nervous system.- 1.13 The reproductive system.- 2. Taxonomy.- 2.1 Systematic affinities and descent.- 2.2 Families, genera and species.- 2.3 Geographical distribution.- 3. Biology.- 3.1 Life cycles.- 3.2 Reproduction.- 3.3 Quiescence, diapause and aestivation.- 3.4 Growth.- 3.5 Behaviour.- 4. Physiology.- 4.1 Respiration.- 4.2 Digestion.- 4.3 Excretion.- 4.4 Circulation.- 4.5 Nervous system.- 5. Ecology.- 5.1 Estimation of populations.- 5.2 Size of populations.- 5.3 Population structure.- 5.4 Population distributions.- 5.5 Seasonal populations and activity.- 5.6 Burrowing and casting.- 5.7 Species associations.- 5.8 Predators and parasites.- 5.9 Effect of environmental factors.- 6. The role of earthworms in organic matter cycles.- 6.1 Fragmentation and breakdown.- 6.2 Consumption, turnover and humification.- 6.3 Nitrogen mineralization.- 6.4 Effects on the C:N ratio.- 6.5 Effect on available mineral nutrients.- 7. Earthworms and micro-organisms.- 7.1 Effect of earthworms on number of microorganisms.- 7.2 Effects of earthworms on dispersal of microorganisms.- 7.3 Stimulation of microbial decomposition.- 8. Earthworms and soil fertility.- 8.1 Effects of earthworms on soil structure.- 8.2 Earthworms as indicators of soil type.- 8.3 Effect of earthworms on crop yield.- 8.4 Soil amelioration by earthworms.- 9. Effects of agriculture on earthworm popu lations.- 9.1 Effects of cultivations.- 9.2 Effects of cropping.- 9.3 The effects of fertilizers.- 9.4 Mortality from pesticides.- 9.5 Uptake of pesticides into earthworms.- 9.6 Radioisotopes and earthworms.- 9.7 Heavy metals and earthworms.- 10. Earthworms as pests and benefactors.- 10.1 As pests of crops.- 10.2 As pests of grassland and turf.- 10.3 Control of earthworms.- 10.4 Transmission of diseases.- 10.5 Adverse effects on soil.- 10.6 Earthworms as benefactors.- 11. Simple experiments and field studies with earthworms.- 11.1 Cultures.- 11.2 Preservation.- 11.3 Dissection.- 11.4 Field experiments with earthworms.- A simplified key to common genera of terrestrial earthworms.- References.- Indexes.- Systematic.- Author.- General.Springer-Verlag KG, Sachsenplatz 4-6, 1201 Wien 352 pp. Englisch.…