標(biāo)題: Titlebook: Biology of Earthworms; C. A. Edwards,J. R. Lofty Book 1977 C. A. Edwards and J. R. Lofty 1977 Vibration.growth.heat.microorganism.nervous [打印本頁(yè)] 作者: hedonist 時(shí)間: 2025-3-21 19:27
書(shū)目名稱Biology of Earthworms影響因子(影響力)
書(shū)目名稱Biology of Earthworms影響因子(影響力)學(xué)科排名
書(shū)目名稱Biology of Earthworms網(wǎng)絡(luò)公開(kāi)度
書(shū)目名稱Biology of Earthworms網(wǎng)絡(luò)公開(kāi)度學(xué)科排名
書(shū)目名稱Biology of Earthworms被引頻次
書(shū)目名稱Biology of Earthworms被引頻次學(xué)科排名
書(shū)目名稱Biology of Earthworms年度引用
書(shū)目名稱Biology of Earthworms年度引用學(xué)科排名
書(shū)目名稱Biology of Earthworms讀者反饋
書(shū)目名稱Biology of Earthworms讀者反饋學(xué)科排名
作者: Ganglion 時(shí)間: 2025-3-21 21:14 作者: 大雨 時(shí)間: 2025-3-22 01:29
https://doi.org/10.1007/978-3-662-12172-6e land in late spring did not decrease earthworm numbers. Indeed, it would be surprising if mechanical damage by ploughing was very important, because the plough merely turns the soil over, and probably has little effect on worms with deep burrows. Preparation of seed beds by rotary cultivation, har作者: 較早 時(shí)間: 2025-3-22 04:32
T. Schnell,E. Gouzoulis-Mayfrankjar (.), five per 3-pint (1.71-litre) capacity jar (.) and five per 1-pint (450-ml) jar for smaller species such as . and .. Normally cultures should be kept in a cool building or cellar at a temperature between 10°C and 15°C or buried in soil. The ideal culture medium for most of the common pasture作者: epicardium 時(shí)間: 2025-3-22 09:02
The role of earthworms in organic matter cycles,brates together. In apple orchards . removed more than 90% of the autumn leaf fall, during the course of the winter; this was calculated to be about 1.2 tonnes of dry weight of leaves per ha of orchard (Raw, 1962) (Fig. 46). The effectiveness of . in initiating the fragmentation and incorporation of作者: 難取悅 時(shí)間: 2025-3-22 15:31
Earthworms and microorganisms,und that there was a great increase in total numbers of bacteria and actinomycetes in the earthworm gut compared with those in the soil, numbers increasing exponentially from the anterior to the posterior portions of the gut (Table 17) (Parle, 1959 a).作者: tympanometry 時(shí)間: 2025-3-22 20:57
Effects of agriculture on earthworm populations,e land in late spring did not decrease earthworm numbers. Indeed, it would be surprising if mechanical damage by ploughing was very important, because the plough merely turns the soil over, and probably has little effect on worms with deep burrows. Preparation of seed beds by rotary cultivation, har作者: Enrage 時(shí)間: 2025-3-23 00:03 作者: amenity 時(shí)間: 2025-3-23 04:46
https://doi.org/10.1007/978-3-662-59482-7le, with extensive production of sexual cells from the coelomic epithelium, and sexual products that are expelled into the sea by rupturing the body wall. The oligochaetes, by contrast, are hermaphrodite, with their sexual organs confined to two or three segments and a very specialized and complex mechanism of fertilization and dispersal of eggs.作者: 弄皺 時(shí)間: 2025-3-23 09:02 作者: FAWN 時(shí)間: 2025-3-23 12:03
https://doi.org/10.1007/978-3-662-59482-7ed in definite segmental posititions. When mature, a precisely located swollen area of the epidermis called a clitellum secretes a cocoon in which the eggs or ova are deposited. These are usually fertilized and there is development within the egg without a free larval stage, the newly- hatched worms resembling the adults.作者: 鐵塔等 時(shí)間: 2025-3-23 15:37
Morphology,ed in definite segmental posititions. When mature, a precisely located swollen area of the epidermis called a clitellum secretes a cocoon in which the eggs or ova are deposited. These are usually fertilized and there is development within the egg without a free larval stage, the newly- hatched worms resembling the adults.作者: ARK 時(shí)間: 2025-3-23 20:30
https://doi.org/10.1007/978-3-642-91481-2quare sampling tool, for estimating populations of earthworms by handsorting. He concluded that sixteen sample units of an area of 1/16 m. taken to a depth of 20 cm gave an adequate estimation of a population of medium-sized species. For larger worms and deeper samples, a larger area of deeper sample was required.作者: filicide 時(shí)間: 2025-3-23 23:13
Ecology,quare sampling tool, for estimating populations of earthworms by handsorting. He concluded that sixteen sample units of an area of 1/16 m. taken to a depth of 20 cm gave an adequate estimation of a population of medium-sized species. For larger worms and deeper samples, a larger area of deeper sample was required.作者: Ige326 時(shí)間: 2025-3-24 03:50 作者: Flat-Feet 時(shí)間: 2025-3-24 09:22 作者: Nebulizer 時(shí)間: 2025-3-24 10:58
Physiology,any other aspects of their biology. The reader is referred to a comparatively recent text, ‘The Physiology of Earthworms’ by M. S. Laverack (1963), for a more detailed treatment than is possible in the present work.作者: 虛弱的神經(jīng) 時(shí)間: 2025-3-24 17:41 作者: 恃強(qiáng)凌弱的人 時(shí)間: 2025-3-24 20:14 作者: Dignant 時(shí)間: 2025-3-25 01:25 作者: Morose 時(shí)間: 2025-3-25 06:01
Effects of agriculture on earthworm populations,ge during cultivation, to the loss of the insulating layer of vegetation, or to a decreased supply of food as the organic matter content gradually decreases. Many workers have considered that these differences are largely due to mechanical damage during cultivation. When old grassland is ploughed, t作者: 可耕種 時(shí)間: 2025-3-25 10:21
Earthworms as pests and benefactors,rough the mouth of their burrows, means that if they seize the leaves of growing plants in this way, they damage the plant, sometimes sufficiently to kill it. Zicsi (1954) reported such damage to various crops, and Edwards (unpublished) noted that earthworms destroyed a large part of a lettuce crop 作者: inscribe 時(shí)間: 2025-3-25 14:14 作者: 流出 時(shí)間: 2025-3-25 19:53 作者: antidote 時(shí)間: 2025-3-25 20:43 作者: Cacophonous 時(shí)間: 2025-3-26 03:26 作者: miscreant 時(shí)間: 2025-3-26 05:55
Overview: 978-0-412-14940-5978-1-4613-3382-1作者: 正式通知 時(shí)間: 2025-3-26 09:29 作者: Pde5-Inhibitors 時(shí)間: 2025-3-26 13:08
T. Schnell,E. Gouzoulis-Mayfrankrough the mouth of their burrows, means that if they seize the leaves of growing plants in this way, they damage the plant, sometimes sufficiently to kill it. Zicsi (1954) reported such damage to various crops, and Edwards (unpublished) noted that earthworms destroyed a large part of a lettuce crop in this manner.作者: arrogant 時(shí)間: 2025-3-26 17:12
Kommutative algebraische Gruppen und RingeIt should be emphasized that our present knowledge of the life cycles of even quite common earthworms is very inadequate, and requires much more study.作者: 膠水 時(shí)間: 2025-3-27 00:46
https://doi.org/10.1007/978-3-662-12172-6The activities of earthworms that have most influence on soil structure are: (1) Ingestion of soil, partial breakdown of organic matter, intimate mixing of these fractions, and ejection of this material as surface or sub-surface casts. (2) Burrowing through the soil and bringing subsoil to the surface.作者: Fermentation 時(shí)間: 2025-3-27 04:46
Biology,It should be emphasized that our present knowledge of the life cycles of even quite common earthworms is very inadequate, and requires much more study.作者: Yourself 時(shí)間: 2025-3-27 06:57
Earthworms and soil fertility,The activities of earthworms that have most influence on soil structure are: (1) Ingestion of soil, partial breakdown of organic matter, intimate mixing of these fractions, and ejection of this material as surface or sub-surface casts. (2) Burrowing through the soil and bringing subsoil to the surface.作者: 類似思想 時(shí)間: 2025-3-27 11:45 作者: 老人病學(xué) 時(shí)間: 2025-3-27 17:27 作者: burnish 時(shí)間: 2025-3-27 20:33
Kommutative algebraische Gruppen und Ringeany other aspects of their biology. The reader is referred to a comparatively recent text, ‘The Physiology of Earthworms’ by M. S. Laverack (1963), for a more detailed treatment than is possible in the present work.作者: 國(guó)家明智 時(shí)間: 2025-3-27 23:39 作者: SPASM 時(shí)間: 2025-3-28 04:41
https://doi.org/10.1007/978-3-642-91481-2imal residues may be decomposed by the microflora but much organic matter, particularly the tougher plant leaves, stems and root material, does not breakdown without first being disintegrated by soil animals and acted upon by enzymes in their intestines. Earthworms have an important role in this ini作者: TIA742 時(shí)間: 2025-3-28 10:09
Rhonda Brown,Einar Thorsteinssonhe worms live. For instance, Bassalik (1913) isolated more than fifty species of bacteria from the alimentary canal of ., but found none that differed from those in the soil from which the worms had been taken. This was confirmed for three species of earthworms by Parle (1963), who reported that mos作者: 外星人 時(shí)間: 2025-3-28 12:24
https://doi.org/10.1007/978-3-662-12172-6ge during cultivation, to the loss of the insulating layer of vegetation, or to a decreased supply of food as the organic matter content gradually decreases. Many workers have considered that these differences are largely due to mechanical damage during cultivation. When old grassland is ploughed, t作者: BIAS 時(shí)間: 2025-3-28 18:12
T. Schnell,E. Gouzoulis-Mayfrankrough the mouth of their burrows, means that if they seize the leaves of growing plants in this way, they damage the plant, sometimes sufficiently to kill it. Zicsi (1954) reported such damage to various crops, and Edwards (unpublished) noted that earthworms destroyed a large part of a lettuce crop 作者: 搖擺 時(shí)間: 2025-3-28 20:04 作者: 侵略主義 時(shí)間: 2025-3-29 02:55 作者: Consequence 時(shí)間: 2025-3-29 04:43
Earthworms as pests and benefactors,rough the mouth of their burrows, means that if they seize the leaves of growing plants in this way, they damage the plant, sometimes sufficiently to kill it. Zicsi (1954) reported such damage to various crops, and Edwards (unpublished) noted that earthworms destroyed a large part of a lettuce crop in this manner.作者: gout109 時(shí)間: 2025-3-29 08:59 作者: 改變 時(shí)間: 2025-3-29 12:06
B. Rajesh Kumarauf das elektrische Transversalfeld vernachl?ssigt werden kann. Weiterhin nehmen wir an, da? das elektrische Transversalfeld auch in diesem Falle von einem Potential abgeleitet werden kann. Die Potentialdifferenz der beiden Leiter innerhalb einer Querschnittebene werden wir die Spannung . nennen. Wi作者: Handedness 時(shí)間: 2025-3-29 18:44 作者: 無(wú)瑕疵 時(shí)間: 2025-3-29 23:32 作者: 態(tài)度暖昧 時(shí)間: 2025-3-30 00:22 作者: 吸引力 時(shí)間: 2025-3-30 04:06
Afrika 1988 — Das Jahr im überblickEnergy demand and the evolutionary trajectory of human civilization are fundamentally intertwined. The discovery and exploitation of emerging energy technologies have been instrumental in driving exceptional progress, both socio-culturally and economically, across historical epochs.
