T\u01b0\u1eddng tr\u00ecnh th\u00ed nghi\u1ec7m<\/p>\n
1. Chu\u1ea9n b\u1ecb:<\/b><\/p>\n
a. D\u1ee5ng c\u1ee5:<\/p>\n
+ 2 \u0111\u0129a s\u00e2u.<\/p>\n
+ 1 chu\u00f4ng th\u1ee7y tinh (ho\u1eb7c nh\u1ef1a) trong su\u1ed1t.<\/p>\n
+ 1 n\u00fat cao su (ho\u1eb7c g\u1ed7, x\u1ed1p) \u0111\u01b0\u1eddng k\u00ednh 5- 6cm .<\/p>\n
+ 2 ghim nh\u1ecf.<\/p>\n
+ 1 panh g\u1eafp h\u1ea1t.<\/p>\n
+ 1 dao lam (ho\u1eb7c k\u00e9o) .<\/p>\n
+ 1 gi\u1ea5y l\u1ecdc.<\/p>\n
b. M\u1eabu v\u1eadt:<\/p>\n
H\u1ea1t \u0111\u1eadu (ho\u1eb7c l\u00faa, ng\u00f4) m\u1edbi nh\u00fa m\u1ea7m.<\/p>\n
2. Ti\u1ebfn tr\u00ecnh<\/b><\/p>\n
+ Cho n\u01b0\u1edbc v\u00e0o \u0111\u0129a \u0111\u00e1y s\u00e2u.<\/p>\n
+ Ch\u1ecdn 2 h\u1ea1t \u0111\u00e3 c\u00f3 r\u1ec5 m\u1ea7m m\u1ecdc th\u1eb3ng, d\u00f9ng ghim c\u1eafm xuy\u00ean h\u1ea1t v\u00e0o n\u00fat cao su.<\/p>\n
+ C\u1eaft b\u1ecf t\u1eadn c\u00f9ng (\u0111\u1ec9nh r\u1ec5) c\u1ee7a 1 r\u1ec5 m\u1ea7m.<\/p>\n
+ \u0110\u1eb7t n\u00fat cao su v\u00e0o \u0111\u0129a, ph\u1ee7 gi\u1ea5y l\u1ecdc l\u00ean h\u1ea1t m\u1ea7m (2 \u0111\u1ea7u gi\u1ea5y l\u1ecdc nh\u00fang xu\u1ed1ng n\u01b0\u1edbc).<\/p>\n
+ \u00dap chu\u00f4ng th\u1ee7y tinh l\u00ean \u0111\u0129a, \u0111\u1eb7t v\u00e0o bu\u1ed3ng t\u1ed1i 1-2 ng\u00e0y.<\/p>\n
+ Quan s\u00e1t s\u1ef1 v\u1eadn \u0111\u1ed9ng c\u1ee7a r\u1ec5 m\u1ea7m \u1edf c\u1ea3 hai h\u1ea1t m\u1ea7m.<\/p>\n
3. K\u1ebft qu\u1ea3:<\/b><\/p>\n
– R\u1ec5 c\u00e2y c\u00f2n \u0111\u1ec9nh r\u1ec5 u\u1ed1n cong xu\u1ed1ng ph\u00eda d\u01b0\u1edbi.<\/p>\n
– R\u1ec5 c\u00e2y kh\u00f4ng c\u00f2n \u0111\u1ec9nh r\u1ec5 kh\u00f4ng u\u1ed1n cong xu\u1ed1ng d\u01b0\u1edbi nh\u01b0 r\u1ec5 c\u00e2y c\u00f2n nguy\u00ean \u0111\u1ec9nh r\u1ec5.<\/p>\n
4. Nh\u1eadn x\u00e9t \u2013 k\u1ebft lu\u1eadn:<\/b><\/p>\n
– R\u1ec5 c\u00e2y ch\u1ecbu t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c.<\/p>\n
– \u0110\u1ec9nh r\u1ec5 l\u00e0 v\u1ecb tr\u00ed ti\u1ebfp nh\u1eadn k\u00edch th\u00edch tr\u1ecdng l\u1ef1c.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u01b0\u1eddng tr\u00ecnh th\u00ed nghi\u1ec7m 1. Chu\u1ea9n b\u1ecb: a. D\u1ee5ng c\u1ee5: + 2 \u0111\u0129a s\u00e2u. + 1 chu\u00f4ng th\u1ee7y tinh (ho\u1eb7c nh\u1ef1a) trong su\u1ed1t. + 1 n\u00fat cao su (ho\u1eb7c g\u1ed7, x\u1ed1p) \u0111\u01b0\u1eddng k\u00ednh 5- 6cm . + 2 ghim nh\u1ecf. + 1 panh g\u1eafp h\u1ea1t. + 1 dao lam (ho\u1eb7c k\u00e9o) . + 1 gi\u1ea5y […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1324],"tags":[1486,1485],"yoast_head":"\n