990 resultados para 63-472A


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(PDF contains 3 pages.)

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(PDF contains 3 pages.)

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Observations of individual weight, duration of development and production of different stages of Tropodiaptomus incognitus are presented. The study is based on data gathered from Lake Chad in 1968.

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The present work is concerned with the processes of sand movement in the region of the Elbe estuary. In the first part the results of various investigations which have given indications of the regional transport directions are collected together. The interpretation of the results of a large number of continuous current recordings gives a picture of the resulting transport to be expected under the influence of the tides with those current conditions. This partial translation of the original paper provides the summary of this paper the regional distribution of the flood and ebb flow zones.

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Cover. Contents.

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Instructions for Authors. Back cover with map.

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Contents: CBD COP11. Fisheries and the Right to Food. Indonesia’s Flying Fishermen. Subsidies and Fisheries in Chile. Fishing People of the North. Women Seaweed Harvesters.

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We mode-lock a fiber oscillator with cavity length of ~1500m using nanotubes, achieving 1.55ps pulses with pulse energy up to 63nJ at 134 KHz repetition rate. © 2010 Optical Society of America.

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于2010-11-23批量导入

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于2010-11-23批量导入