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

hedonist

書目名稱Biology of Earthworms影響因子(影響力)




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Ganglion

大雨

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

較早

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

epicardium

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

難取悅

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).

tympanometry

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

Enrage

amenity

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.

弄皺