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bottom culture and stock enhancement of sea cucumber
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bottom culture and stock enhancement of sea cucumber
Encyclopedia
农学
海参浅海底播增养殖
释
bottom culture and stock enhancement of sea cucumber
海参浅海底播增养殖
将人工培育的海参苗种直接散播到浅海底,任其自然生长,以达到海参资源增殖和养护的目的,经2~3年生长后对其采捕的过程。
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invariant boundary
invariant central manifold
invariant circle
invariant class of groups
invariant complement
invariant component
invariant cone
invariant continuation
invariant curve
invariant decision function
invariant decision problem
invariant decision procedure
invariant decomposition
invariant definition
invariant delta-function
invariant density
invariant derivative
invariant differential
invariant differential equation
invariant differential form
invariant differential operator
invariant dimension property
invariant distance
invariant distribution
invariant divisor
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