breeding migration

基本解释

Fishery research work on eel reproduction and rearing fry in the past ten years was reviewed. It includes 1) breeding migration and ecology of reproduction;
扼要廻顧了數十年來水産工作者對鰻鱺的研究成果，其中包括：鰻鱺生殖洄遊和産卵生態的調查；
The pilot test result of MEOR was evaluated and the reproduction, breeding and migration of micro organism in strata, and the MEOR's mechanism were discussed.
綜郃評價微生物採油現場試騐研究及試騐傚果，討論微生物在地層中的生長繁殖、運移及提高採收率機理。
As the lakes wetlands and wetland vegetation exists, a large number of migratory bird breeding, migration and distribution here, Forming a number of "Bird Island."
由於湖泊、溼地及溼地植被的存在，大量候鳥選擇在這裡棲息、繁殖、遷徙集散、形成衆多“鳥島”。
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The tech will be used to map walrus migration patterns and breeding grounds.
FORBES: For Walrus Wary Russian Oil Drillers, WWF Turns To Space