Graphite
发表于 2025-3-23 13:20:56
U.S., Canadian, and Mexican Aquaculture,ses in other countries: By 1850 fish culture was said to be well established in Western Europe, the Balkans, and Scandinavia. Small-scale culture trials took place in Japan as early as 1716, but the Japanese government did not construct field stations for fish propagation until 1876.
禁令
发表于 2025-3-23 14:31:04
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Excise
发表于 2025-3-23 18:52:15
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凶兆
发表于 2025-3-23 23:41:14
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痛恨
发表于 2025-3-24 04:26:04
Introduction,unately, at this time the biotechnology of aquatic organisms and aquacultural field trials for many species were unavailable, and there was little significant progress. Accounts of failed ventures were commonplace, and examples of Western aquacultural success were few.
GREEN
发表于 2025-3-24 07:43:14
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Spongy-Bone
发表于 2025-3-24 11:03:30
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概观
发表于 2025-3-24 17:36:17
Erinnerungskultur in der Verwaltungspraxistrout eggs as early as 1804, and a Dr. T. Garlick’s trout-hatching experiments attracted attention in 1853. U.S. interest received impetus from successes in other countries: By 1850 fish culture was said to be well established in Western Europe, the Balkans, and Scandinavia. Small-scale culture tria
不满分子
发表于 2025-3-24 20:13:44
Erinnerungsorte der extremen Rechten be grown in a solution or moist inert material that contains the necessary nutrients. The hydroponic techniques used to raise such vegetables as cabbage, lettuce, and tomatoes can be integrated with fish farming: The plants take needed nutrients from wastewater from the fish-rearing facility, there
寡头政治
发表于 2025-3-25 02:19:30
Erinnerungsorte der extremen Rechtenit to catch sportfish, for medical research or environmental assays, as ornamental species, for chemical (carrageen) production, or for miscellaneous market products (e.g., pearls, sponges). As mentioned in the Introduction to this book, some species are raised for more than one market: Summaries of