H\u00e0ng ng\u00e0y, ch\u00fang ta \u0103n c\u00e1c lo\u1ea1i th\u1ef1c v\u1eadt, ch\u00fang c\u00f3 m\u00f9i v\u1ecb kh\u00e1c nhau. \u0110\u00f3 l\u00e0 v\u00ec trong m\u1ed7i t\u1ebf b\u00e0o c\u1ee7a ch\u00fang c\u00f3 c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc kh\u00e1c nhau.<\/p>\n\n\n\n
V\u1ecb ng\u1ecdt, th\u01b0\u1eddng kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi c\u00e1c lo\u1ea1i \u0111\u01b0\u1eddng. Trong nhi\u1ec1u lo\u1ea1i hoa qu\u1ea3, rau xanh \u0111\u1ec1u ch\u1ee9a \u0111\u01b0\u1eddng gluco, \u0111\u01b0\u1eddng m\u1ea1ch nha, \u0111\u01b0\u1eddng glucoza, \u0111\u01b0\u1eddng saccaroza. \u0110\u1eb7c bi\u1ec7t \u0111\u01b0\u1eddng saccaroza ng\u1ecdt l\u1ecbm, trong m\u00eda, trong c\u1ee7 c\u1ea3i \u0111\u01b0\u1eddng \u0111\u1ec1u ch\u1ee9a \u0111\u01b0\u1eddng saccaroza. C\u00f3 m\u1ed9t s\u1ed1 th\u1ee9 m\u1eb7c d\u00f9 b\u1ea3n th\u00e2n ch\u00fang kh\u00f4ng c\u00f3 v\u1ecb ng\u1ecdt, nh\u01b0ng khi \u0103n v\u00e0o l\u1ea1i ng\u1ecdt. V\u00ed d\u1ee5, tinh b\u1ed9t v\u1ed1n kh\u00f4ng ng\u1ecdt, nh\u01b0ng ch\u1ecbu s\u1ef1 ph\u00e2n gi\u1ea3i men tinh b\u1ed9t trong n\u01b0\u1edbc b\u1ecdt s\u1ebd chuy\u1ec3n h\u00f3a th\u00e0nh \u0111\u01b0\u1eddng m\u1ea1ch nha v\u00e0 \u0111\u01b0\u1eddng glucoza c\u00f3 v\u1ecb ng\u1ecdt.<\/p>\n\n\n\n
V\u1ecb chua th\u00ec th\u01b0\u1eddng kh\u00f4ng t\u00e1ch r\u1eddi lo\u1ea1i axit – axit acetic, axit malic, axit citric, acid tactaric\u2026 ch\u00fang th\u01b0\u1eddng c\u00f3 trong t\u1ebf b\u00e0o th\u1ef1c v\u1eadt. Nho chua c\u00f3 r\u1ea5t nhi\u1ec1u axit tactaric, c\u00f2n qu\u1ea3 chanh r\u00f5 r\u00e0ng l\u00e0 m\u1ed9t kho ch\u1ee9a axit citric.<\/p>\n\n\n\n
V\u1ecb \u0111\u1eafng l\u00e0 v\u1ecb m\u00e0 ng\u01b0\u1eddi kh\u00f4ng th\u00edch, tuy nhi\u00ean r\u1ea5t nhi\u1ec1u lo\u1ea1i th\u1ef1c v\u1eadt c\u00f3 v\u1ecb \u0111\u1eafng, nh\u01b0 thu\u1ed1c<\/p>\n\n\n\n
\u0110\u00f4ng y, \u0111a ph\u1ea7n l\u00e0 \u0111\u1eafng kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c. \u0110\u1ed7 Ph\u1ee7 \u0111\u00e3 vi\u1ebft \u201cthu\u1ed1c t\u1ed1t \u0111\u1eafng mi\u1ec7ng, c\u00f3 l\u1ee3i cho ch\u1eefa b\u1ec7nh\u201d, hay ng\u01b0\u1eddi x\u01b0a c\u00f2n n\u00f3i \u201cthu\u1ed1c \u0111\u1eafng d\u00e3 t\u1eadt\u201d. V\u1ecb \u0111\u1eafng th\u01b0\u1eddng do m\u1ed9t s\u1ed1 ki\u1ec1m sinh v\u1eadt t\u1ea1o th\u00e0nh. Nh\u01b0 c\u00e2y ho\u00e0ng li\u00ean n\u1ed5i danh ch\u1ee9a ki\u1ec1m ho\u00e0ng li\u00ean. V\u1ecf c\u00e2y canhkina c\u00f3 th\u1ec3 ch\u1eefa \u0111\u01b0\u1ee3c b\u1ec7nh s\u1ed1t r\u00e9t c\u0169ng l\u00e0 m\u1ed9t lo\u1ea1i \u201cthu\u1ed1c \u0111\u1eafng\u201d c\u00f3 ch\u1ee9a ki\u1ec1m canhkina.<\/p>\n\n\n\n
C\u00f2n \u0111\u1ebfn v\u1ecb cay, nguy\u00ean nh\u00e2n kh\u00e1 ph\u1ee9c t\u1ea1p, \u1edbt cay b\u1edfi v\u00ec n\u00f3 c\u00f3 ch\u1ee9a ch\u1ea5t cay c\u1ee7a \u1edbt. Thu\u1ed1c l\u00e1 l\u00e0 do c\u00f3 ch\u1ee9a nicotin. C\u1ee7 c\u1ea3i s\u1ed1ng c\u00f3 khi c\u0169ng r\u1ea5t cay b\u1edfi v\u00ec n\u00f3 ch\u1ee9a d\u1ea7u h\u1ea1t c\u1ea3i d\u1ec5 bay h\u01a1i.<\/p>\n\n\n\n
V\u1ecb ch\u00e1t, \u0111\u1ec1u l\u00e0 do ch\u1ea5t tananh g\u00e2y ra. C\u00e2y h\u1ed3ng t\u01b0\u01a1i c\u00f3 r\u1ea5t nhi\u1ec1u ch\u1ea5t tananh cho n\u00ean ch\u00e1t \u0111\u1ebfn n\u1ed7i \u0103n v\u00e0o m\u1ed3m kh\u00f4ng m\u1edf ra \u0111\u01b0\u1ee3c. Ngo\u00e0i ra c\u00e1c c\u00e2y tr\u00e1m, l\u00e1 ch\u00e8, c\u00e2y l\u00ea\u2026 c\u0169ng \u0111\u1ec1u c\u00f3 ch\u1ea5t tananh, cho n\u00ean \u0111\u1ec1u h\u01a1i ch\u00e1t.<\/p>\n","protected":false},"excerpt":{"rendered":"
H\u00e0ng ng\u00e0y, ch\u00fang ta \u0103n c\u00e1c lo\u1ea1i th\u1ef1c v\u1eadt, ch\u00fang c\u00f3 m\u00f9i v\u1ecb kh\u00e1c nhau. \u0110\u00f3 l\u00e0 v\u00ec trong m\u1ed7i t\u1ebf b\u00e0o c\u1ee7a ch\u00fang c\u00f3 c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc kh\u00e1c nhau. V\u1ecb ng\u1ecdt, th\u01b0\u1eddng kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi c\u00e1c lo\u1ea1i \u0111\u01b0\u1eddng. Trong nhi\u1ec1u lo\u1ea1i hoa qu\u1ea3, rau xanh \u0111\u1ec1u ch\u1ee9a \u0111\u01b0\u1eddng gluco, \u0111\u01b0\u1eddng m\u1ea1ch nha, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,19],"tags":[],"class_list":["post-9685","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tu-nhien"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9685","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=9685"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9685\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9685"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}