{"id":12736,"date":"2020-04-17T15:44:54","date_gmt":"2020-04-17T15:44:54","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=12736"},"modified":"2020-04-17T15:44:54","modified_gmt":"2020-04-17T15:44:54","slug":"lunar-rhythm-regulates-oyster-shell-opening","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/marine-science\/lunar-rhythm-regulates-oyster-shell-opening\/","title":{"rendered":"H\u00e0u: Nh\u1ecbp \u0111i\u1ec7u M\u1eb7t tr\u0103ng \u0111i\u1ec1u ch\u1ec9nh ho\u1ea1t \u0111\u1ed9ng m\u1edf v\u1ecf"},"content":{"rendered":"

H\u00e0u: Nh\u1ecbp \u0111i\u1ec7u M\u1eb7t tr\u0103ng \u0111i\u1ec1u ch\u1ec9nh ho\u1ea1t \u0111\u1ed9ng m\u1edf v\u1ecf<\/h2>\n\n

M\u1ed1i li\u00ean h\u1ec7 v\u1edbi M\u1eb7t tr\u0103ng<\/h2>\n\n

M\u1eb7t tr\u0103ng t\u00e1c \u0111\u1ed9ng tinh t\u1ebf nh\u01b0ng s\u00e2u s\u1eafc \u0111\u1ebfn h\u00e0nh vi c\u1ee7a nhi\u1ec1u sinh v\u1eadt bi\u1ec3n, bao g\u1ed3m c\u1ea3 h\u00e0u. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Biology Letters ti\u1ebft l\u1ed9 r\u1eb1ng h\u00e0u Th\u00e1i B\u00ecnh D\u01b0\u01a1ng (Crassostrea gigas) m\u1edf v\u00e0 \u0111\u00f3ng v\u1ecf theo chu k\u1ef3 M\u1eb7t tr\u0103ng.<\/p>\n\n

Theo d\u00f5i nh\u1ecbp \u0111i\u1ec7u c\u1ee7a M\u1eb7t tr\u0103ng<\/h2>\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ng\u00e2m 12 con h\u00e0u Th\u00e1i B\u00ecnh D\u01b0\u01a1ng d\u1ecdc theo b\u1edd bi\u1ec3n Ph\u00e1p v\u00e0 theo d\u00f5i chuy\u1ec3n \u0111\u1ed9ng v\u1ecf c\u1ee7a ch\u00fang trong ba chu k\u1ef3 M\u1eb7t tr\u0103ng. S\u1eed d\u1ee5ng \u0111i\u1ec7n c\u1ef1c, h\u1ecd \u0111o \u0111\u1ed9 r\u1ed9ng c\u1ee7a c\u00e1c khe h\u1edf v\u1ecf h\u00e0u c\u1ee9 sau 1,6 gi\u00e2y v\u00e0 so s\u00e1nh d\u1eef li\u1ec7u v\u1edbi chu k\u1ef3 M\u1eb7t tr\u0103ng.<\/p>\n\n

Tr\u0103ng tr\u00f2n v\u00e0 tr\u0103ng khuy\u1ebft<\/h2>\n\n

K\u1ebft qu\u1ea3 cho th\u1ea5y m\u1ed9t m\u00f4 h\u00ecnh r\u00f5 r\u00e0ng. Khi M\u1eb7t tr\u0103ng tr\u00f2n ho\u1eb7c \u0111\u1ea7y h\u01a1n, h\u00e0u thu h\u1eb9p v\u1ecf nh\u01b0ng kh\u00f4ng bao gi\u1edd \u0111\u00f3ng ho\u00e0n to\u00e0n. Ng\u01b0\u1ee3c l\u1ea1i, khi M\u1eb7t tr\u0103ng b\u1eaft \u0111\u1ea7u khuy\u1ebft ho\u1eb7c l\u00f9i v\u1ec1 pha tr\u0103ng non, ch\u00fang m\u1edf r\u1ed9ng v\u1ecf tr\u1edf l\u1ea1i.<\/p>\n\n

\u0110\u1ed3ng h\u1ed3 M\u1eb7t tr\u0103ng b\u00ean trong<\/h2>\n\n

\u0110i\u1ec1u n\u00e0y cho th\u1ea5y r\u1eb1ng h\u00e0u c\u00f3 th\u1ec3 d\u1ef1a v\u00e0o m\u1ed9t chi\u1ebfc \u0111\u1ed3ng h\u1ed3 M\u1eb7t tr\u0103ng b\u00ean trong thay v\u00ec c\u00e1c t\u00edn hi\u1ec7u tr\u1ef1c ti\u1ebfp, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng M\u1eb7t tr\u0103ng. N\u1ebfu ch\u00fang ph\u1ea3n \u1ee9ng tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh tr\u0103ng, ch\u00fang s\u1ebd m\u1edf v\u1ecf b\u1eb1ng nhau trong th\u1eddi k\u1ef3 tr\u0103ng \u0111\u1ea7u v\u00e0 tr\u0103ng cu\u1ed1i v\u00ec c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng t\u01b0\u01a1ng t\u1ef1 nhau. Tuy nhi\u00ean, h\u00e0u c\u00f3 ph\u1ea3n \u1ee9ng kh\u00e1c nhau v\u1edbi c\u00e1c giai \u0111o\u1ea1n n\u00e0y, cho th\u1ea5y m\u1ed9t lo\u1ea1i l\u1ecbch b\u00ean trong.<\/p>\n\n

M\u1ed1i li\u00ean h\u1ec7 v\u1edbi sinh v\u1eadt ph\u00f9 du<\/h2>\n\n

T\u1ea1i sao h\u00e0u l\u1ea1i quan t\u00e2m \u0111\u1ebfn c\u00e1c pha c\u1ee7a M\u1eb7t tr\u0103ng? \u0110\u1ed3ng t\u00e1c gi\u1ea3 Laura Payton c\u1ee7a \u0110\u1ea1i h\u1ecdc Bordeaux suy \u0111o\u00e1n r\u1eb1ng \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a sinh v\u1eadt ph\u00f9 du. H\u00e0u l\u1ecdc sinh v\u1eadt ph\u00f9 du ra kh\u1ecfi n\u01b0\u1edbc bi\u1ec3n v\u00e0 \u0103n ch\u00fang, v\u00e0 c\u00e1c nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00e2y \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a sinh v\u1eadt ph\u00f9 du ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a \u00e1nh tr\u0103ng.<\/p>\n\n

\u0110a \u0111\u1ed3ng h\u1ed3<\/h2>\n\n

Chu k\u1ef3 M\u1eb7t tr\u0103ng kh\u00f4ng ph\u1ea3i l\u00e0 chu k\u1ef3 duy nh\u1ea5t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0u. Ch\u00fang c\u0169ng tu\u00e2n theo nh\u1ecbp th\u1ee7y tri\u1ec1u v\u00e0 nh\u1ecbp sinh h\u1ecdc. Nh\u00e0 sinh h\u1ecdc th\u1ee7y sinh David Wilcockson c\u1ee7a \u0110\u1ea1i h\u1ecdc Aberystwyth nh\u1ea5n m\u1ea1nh s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a nh\u1eefng t\u01b0\u01a1ng t\u00e1c n\u00e0y: “Ch\u00fang ta bi\u1ebft r\u1eb1ng c\u00e1c nh\u1ecbp th\u1ee7y tri\u1ec1u, M\u1eb7t tr\u0103ng v\u00e0 sinh h\u1ecdc d\u01b0\u1eddng nh\u01b0 c\u00f3 c\u00e1c c\u01a1 ch\u1ebf ri\u00eang bi\u1ec7t, nh\u01b0ng \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 n\u00e0o \u0111\u00f3, ch\u00fang c\u00f3 li\u00ean quan – v\u00e0 ch\u00fang ta kh\u00f4ng bi\u1ebft ch\u00ednh x\u00e1c nh\u01b0 th\u1ebf n\u00e0o v\u00e0 \u1edf m\u1ee9c \u0111\u1ed9 n\u00e0o”.<\/p>\n\n

S\u1ef1 \u0111\u1ed3ng b\u1ed9 c\u1ee7a sinh v\u1eadt bi\u1ec3n<\/h2>\n\n

H\u00e0u kh\u00f4ng ph\u1ea3i l\u00e0 sinh v\u1eadt bi\u1ec3n duy nh\u1ea5t ph\u1ea3n \u1ee9ng v\u1edbi M\u1eb7t tr\u0103ng. H\u00e0ng ch\u1ee5c lo\u00e0i san h\u00f4 gi\u1ea3i ph\u00f3ng tr\u1ee9ng v\u00e0 tinh tr\u00f9ng h\u00e0ng lo\u1ea1t d\u01b0\u1edbi \u00e1nh tr\u0103ng. M\u1ed9t s\u1ed1 lo\u00e0i cua s\u1eed d\u1ee5ng c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh tr\u0103ng \u0111\u1ec3 b\u00e1o hi\u1ec7u b\u1eaft \u0111\u1ea7u cu\u1ed9c di c\u01b0 giao ph\u1ed1i c\u1ee7a ch\u00fang. C\u00e1 h\u1ed3i, m\u1ef1c v\u00e0 sinh v\u1eadt ph\u00f9 du c\u0169ng \u0111\u1ed3ng b\u1ed9 h\u00f3a v\u00f2ng \u0111\u1eddi c\u1ee7a ch\u00fang v\u1edbi M\u1eb7t tr\u0103ng.<\/p>\n\n

\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi ng\u00e0nh nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n<\/h2>\n\n

Hi\u1ec3u \u0111\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng c\u1ee7a M\u1eb7t tr\u0103ng \u0111\u1ed1i v\u1edbi h\u00e0u c\u00f3 \u00fd ngh\u0129a \u0111\u1ed1i v\u1edbi ng\u00e0nh nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n. B\u1eb1ng c\u00e1ch \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng trong c\u00e1c trang tr\u1ea1i nu\u00f4i h\u00e0u, c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u00e0 sinh s\u1ea3n c\u1ee7a h\u00e0u. C\u1ea7n c\u00f3 th\u00eam nghi\u00ean c\u1ee9u \u0111\u1ec3 kh\u00e1m ph\u00e1 nh\u1eefng kh\u1ea3 n\u0103ng n\u00e0y.<\/p>\n\n

K\u1ebft lu\u1eadn<\/h2>\n\n

L\u1ef1c h\u1ea5p d\u1eabn c\u1ee7a M\u1eb7t tr\u0103ng v\u00e0 s\u1ef1 ph\u1ea3n chi\u1ebfu c\u1ee7a n\u00f3 tr\u00ean c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng c\u1ee7a Tr\u00e1i \u0111\u1ea5t t\u1ea1o ra m\u1ed9t b\u1ea3n giao h\u01b0\u1edfng c\u1ee7a nh\u1eefng h\u00e0nh vi c\u00f3 nh\u1ecbp \u0111i\u1ec7u trong sinh v\u1eadt bi\u1ec3n. H\u00e0u, v\u1edbi chi\u1ebfc \u0111\u1ed3ng h\u1ed3 M\u1eb7t tr\u0103ng b\u00ean trong c\u1ee7a ch\u00fang, ch\u1ec9 l\u00e0 m\u1ed9t v\u00ed d\u1ee5 v\u1ec1 m\u1ed1i li\u00ean h\u1ec7 ph\u1ee9c t\u1ea1p gi\u1eefa c\u00e1c chu k\u1ef3 tr\u00ean tr\u1eddi v\u00e0 th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean.<\/p>","protected":false},"excerpt":{"rendered":"

H\u00e0u: Nh\u1ecbp \u0111i\u1ec7u M\u1eb7t tr\u0103ng \u0111i\u1ec1u ch\u1ec9nh ho\u1ea1t \u0111\u1ed9ng m\u1edf v\u1ecf M\u1ed1i li\u00ean h\u1ec7 v\u1edbi M\u1eb7t tr\u0103ng M\u1eb7t tr\u0103ng t\u00e1c \u0111\u1ed9ng tinh t\u1ebf nh\u01b0ng s\u00e2u s\u1eafc \u0111\u1ebfn h\u00e0nh vi c\u1ee7a…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1300],"tags":[17207,16888,17206,17208,361],"class_list":["post-12736","post","type-post","status-publish","format-standard","hentry","category-marine-science","tag-celestial-influence","tag-oysters","tag-lunar-rhythm","tag-aquaculture","tag-marine-biology"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12736","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=12736"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12736\/revisions"}],"predecessor-version":[{"id":12737,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12736\/revisions\/12737"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=12736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=12736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=12736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}