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农广天地【20140511】看点介绍
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农广天地20140511集剧情：第20140511期
海胆又叫“海刺猬”、“棘球”和“海针”，体形呈球形，或者半球形，看上去就像一个个带刺的仙人球。海胆大多生活在海底礁林间或石缝中，以及坚硬沙泥质浅海地带，是一种可以食用的海洋生物。本片就向观众朋友们介绍了虾夷马粪海胆亲胆的选择饲养、亲胆产卵、产精、卵的受精、幼胆、稚胆以及种胆的培养过程。
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