\n
S\u00e0o l\u00e0 \u0111\u01a1n v\u1ecb \u0111o di\u1ec7n t\u00edch ng\u01b0\u1eddi n\u00f4ng d\u00e2n th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 \u0111o di\u1ec7n t\u00edch \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p. C\u1ee5 th\u1ec3 l\u00e0 \u0111\u1ea5t canh t\u00e1c ru\u1ed9ng l\u00faa, hoa m\u00e0u hay c\u00e1c lo\u1ea1i c\u00e2y l\u01b0\u01a1ng th\u1ef1c m\u00e0 ng\u01b0\u1eddi n\u00f4ng d\u00e2n s\u1edf h\u1eefu. Hi\u1ec7n nay, \u0111\u00e2y v\u1eabn l\u00e0 \u0111\u01a1n v\u1ecb \u0111o ph\u1ed5 bi\u1ebfn t\u1ea1i c\u00e1c v\u00f9ng n\u00f4ng th\u00f4n Vi\u1ec7t Nam.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\nS\u00e0o L\u00e0 g\u00ec<\/figcaption><\/figure>\n\n\n\n\u1ede m\u1ed7i v\u00f9ng m\u1ed7i mi\u1ec1n t\u1ea1i Vi\u1ec7t Nam s\u1ebd quy \u0111\u1ed5i s\u00e0o theo nh\u1eefng c\u00e1ch kh\u00e1c nhau. 1 s\u00e0o b\u1eb1ng bao nhi\u00eau m2, ha, th\u01b0\u1edbc, c\u00f4ng, m\u1eabu… S\u1ebd ph\u00f9 thu\u1ed9c v\u00e0o t\u1eebng v\u00f9ng B\u1eafc, Trung hay Nam B\u1ed9. Theo quy \u01b0\u1edbc c\u1ee7a m\u1ed7i v\u00f9ng th\u00ec s\u00e0o \u0111\u1ed5i ra \u0111\u01a1n v\u1ecb kh\u00e1c c\u00f3 s\u1ef1 ch\u00each l\u1ec7ch \u00edt nhi\u1ec1u. Do \u0111\u00f3, b\u1ea1n c\u1ea7n t\u00ecm hi\u1ec3u r\u00f5 \u0111\u01b0\u1ee3c c\u00e1ch quy \u0111\u1ed5i c\u1ee7a t\u1eebng v\u00f9ng mi\u1ec1n \u0111\u1ec3 t\u00ednh di\u1ec7n t\u00edch \u0111\u1ea5t tr\u00e1nh b\u1ecb sai l\u1ec7ch.<\/p>\n\n\n\n
<\/span>1 s\u00e0o b\u1eb1ng bao nhi\u00eau m2?<\/b><\/span><\/h2>\n\n\n\nN\u01b0\u1edbc ta \u0111ang trong giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n t\u1eebng ng\u00e0y v\u00e0 h\u01b0\u1edbng \u0111\u1ebfn s\u1ef1 h\u1ed9i nh\u1eadp Qu\u1ed1c t\u1ebf r\u1ed9ng r\u00e3i. V\u00ec th\u1ebf, \u0111\u01a1n v\u1ecb \u0111o c\u0169ng kh\u00f4ng ngo\u1ea1i l\u1ec7. \u0110i\u1ec1u r\u1ea5t quan tr\u1ecdng l\u00e0 gi\u00fap m\u1ecdi ng\u01b0\u1eddi d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n v\u00e0 quy \u0111\u1ed5i chi ph\u00ed t\u1eeb \u0111\u01a1n v\u1ecb \u0111o n\u00e0y sang \u0111\u01a1n v\u1ecb \u0111o kh\u00e1c.<\/p>\n\n\n\n
Sau \u0111\u00e2y l\u00e0 c\u00e1c quy \u0111\u1ed5i t\u1eeb s\u00e0o sang m\u00e9t vu\u00f4ng c\u1ee7a t\u1eebng v\u00f9ng mi\u1ec1n t\u1ea1i Vi\u1ec7t Nam. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u00e0 \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c ti\u1ec5n c\u00f4ng vi\u1ec7c li\u00ean quan \u0111\u1ebfn \u0111o \u0111\u1ea1c \u0111\u1ea5t \u0111ai, b\u1ea5t \u0111\u1ed9ng s\u1ea3n nh\u00e9!<\/p>\n\n\n\n
<\/span>B\u1eafc B\u1ed9<\/b><\/span><\/h3>\n\n\n\n1 s\u00e0o \u1edf B\u1eafc B\u1ed9 b\u1eb1ng 360 m2<\/figcaption><\/figure><\/div>\n\n\n\nM\u1ed9t s\u00e0o B\u1eafc B\u1ed9 \u0111\u01b0\u1ee3c quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n
1 m\u1eabu B\u1eafc = 3600 m2 = 10 s\u00e0o<\/p>\n\n\n\n
Suy ra, 1 s\u00e0o B\u1eafc B\u1ed9 = 360 m2<\/p>\n\n\n\n
1 s\u00e0o t\u1ea1i khu v\u1ef1c B\u1eafc B\u1ed9 c\u00f3 di\u1ec7n t\u00edch nh\u1ecf nh\u1ea5t trong ba mi\u1ec1n.<\/p>\n\n\n\n
>>>Xem th\u00eam: <\/strong>1 m\u1eabu \u0111\u1ea5t bao nhi\u00eau m2? C\u00e1ch quy \u0111\u1ed5i chu\u1ea9n x\u00e1c nh\u1ea5t<\/strong><\/em><\/p>\n\n\n\n<\/span>Trung B\u1ed9<\/b><\/span><\/h3>\n\n\n\nM\u1ed9t s\u00e0o c\u1ee7a Trung B\u1ed9 \u0111\u01b0\u1ee3c quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n
\n1 m\u1eabu Trung = 5000 m2 = 10 s\u00e0o<\/p>\n
Suy ra, 1 s\u00e0o Trung B\u1ed9 = 500 m2<\/p>\n
1 s\u00e0o t\u1ea1i khu v\u1ef1c Trung B\u1ed9 c\u00f3 di\u1ec7n t\u00edch l\u1edbn h\u01a1n ph\u00eda B\u1eafc.<\/p>\n<\/blockquote>\n\n\n\n
<\/span>Nam B\u1ed9<\/b><\/span><\/h3>\n\n\n\nM\u1ed9t s\u00e0o c\u1ee7a Nam B\u1ed9 \u0111\u01b0\u1ee3c quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n
1 m\u1eabu Nam = 10.000 m2 = 10 s\u00e0o<\/p>\n\n\n\n
Suy ra, 1 s\u00e0o Nam B\u1ed9 = 1000 m2<\/p>\n\n\n\n
\u1ede c\u00e1c t\u1ec9nh ph\u00eda Nam th\u00ec kh\u00e1i ni\u1ec7m s\u00e0o r\u1ea5t \u00edt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n
<\/span>1 s\u00e0o b\u1eb1ng bao nhi\u00eau hecta?<\/b><\/span><\/h2>\n\n\n\n\n
\n
\n
Hecta l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u01a1n v\u1ecb \u0111o \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn nhi\u1ec1u nh\u1ea5t khi n\u00f3i \u0111\u1ebfn di\u1ec7n t\u00edch. K\u00fd hi\u1ec7u l\u00e0 Ha v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00f4 c\u00f9ng ph\u1ed5 bi\u1ebfn trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 quy ho\u1ea1ch, qu\u1ea3n l\u00fd \u0111\u1ea5t \u0111ai, b\u1ea5t \u0111\u1ed9ng s\u1ea3n.<\/p>\n<\/div><\/div><\/div>\n\n\n\n1 s\u00e0o b\u1eb1ng bao nhi\u00eau ha<\/figcaption><\/figure>\n\n\n\nKhi di\u1ec7n t\u00edch \u0111\u1ea5t qu\u00e1 l\u1edbn, Hecta th\u01b0\u1eddng d\u00f9ng thay th\u1ebf cho c\u00e1c \u0111\u01a1n v\u1ecb \u0111o kh\u00e1c nh\u01b0 m2, km2. Theo quy \u01b0\u1edbc chu\u1ea9n qu\u1ed1c t\u1ebf th\u00ec 1ha = 10.000m2. \u0110\u1ec3 \u0111\u1ed5i t\u1eeb 1 hecta sang s\u00e0o, b\u1ea1n \u0111\u01a1n gi\u1ea3n ch\u1ec9 c\u1ea7n l\u1ea5y 10.000m2 chia cho s\u1ed1 m2 t\u01b0\u01a1ng \u1ee9ng v\u1edbi s\u00e0o \u1edf t\u1ea1i m\u1ed7i v\u00f9ng B\u1eafc, Trung, Nam. L\u00e0 ra \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 1 s\u00e0o b\u1eb1ng bao nhi\u00eau hecta.<\/p>\n\n\n\n
<\/span>B\u1eafc B\u1ed9<\/b><\/span><\/h3>\n\n\n\nTa c\u00f3 ph\u00e9p quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n
1 s\u00e0o B\u1eafc B\u1ed9 = 360 m2 = 0,036 hecta<\/p>\n\n\n\n
<\/span>Trung B\u1ed9<\/b><\/span><\/h3>\n\n\n\nTa c\u00f3 ph\u00e9p quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n
1 s\u00e0o Trung B\u1ed9 = 500 m2 = 0.05 hecta<\/p>\n\n\n\n
>>>Xem th\u00eam: <\/strong>\u0110\u1ea5t l\u00ean th\u1ed5 c\u01b0 bao nhi\u00eau ti\u1ec1n 1m2 \u2013 Gi\u00e1 chu\u1ea9n x\u00e1c nh\u1ea5t<\/strong><\/em><\/p>\n\n\n\n<\/span>Nam B\u1ed9<\/b><\/span><\/h3>\n\n\n\nTa c\u00f3 ph\u00e9p quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n
1 s\u00e0o Nam B\u1ed9 = 1.000m2 = 0.1 hecta<\/p>\n\n\n\n
<\/span>Kh\u00e1m ph\u00e1 m\u1ed9t s\u1ed1 \u0111\u01a1n v\u1ecb \u0111o c\u1ed5 t\u1ea1i Vi\u1ec7t Nam<\/b><\/span><\/h2>\n\n\n\n\u0110\u1ec3 c\u00f3 th\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c nh\u1eefng s\u1ef1 v\u1eadt nh\u01b0 \u0111\u1ea5t \u0111ai, v\u1ea3i v\u00f3c\u2026. \u1ede m\u1ed7i qu\u1ed1c gia s\u1ebd c\u00f3 c\u00e1ch \u0111o l\u01b0\u1eddng kh\u00e1c nhau. Vi\u1ec7t Nam ta c\u0169ng v\u1eady, l\u1ecbch s\u1eed v\u1ec1 th\u01b0\u1edbc \u0111o c\u0169ng nh\u01b0 \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng truy\u1ec1n th\u1ed1ng c\u1ee7a n\u01b0\u1edbc ta r\u1ea5t \u0111a d\u1ea1ng.<\/p>\n\n\n\nNg\u00e0y x\u01b0a ng\u01b0\u1eddi ta d\u00f9ng nhi\u1ec1u \u0111\u01a1n v\u1ecb \u0111\u1ec3 \u0111o c\u1ed9t nh\u00e0, m\u00e1i nh\u00e0<\/figcaption><\/figure>\n\n\n\nTr\u01b0\u1edbc khi \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng qu\u1ed1c t\u1ebf m\u00e9t \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0 s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf n\u01b0\u1edbc ta. Th\u00ec t\u1ea1i Vi\u1ec7t Nam \u0111\u00e3 c\u00f3 th\u01b0\u1edbc \u0111o ri\u00eang v\u00e0 \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng c\u1ee7a ri\u00eang m\u00ecnh.<\/p>\n\n\n\n
Trong th\u1eddi k\u1ef3 nh\u00e0 Nguy\u1ec5n tr\u1edf v\u1ec1 tr\u01b0\u1edbc, ng\u01b0\u1eddi Vi\u1ec7t s\u1eed d\u1ee5ng 3 lo\u1ea1i th\u01b0\u1edbc (quan) ch\u00ednh \u0111\u1ec3 \u0111o l\u01b0\u1eddng. V\u1edbi th\u01b0\u1edbc \u0111o v\u1ea3i g\u1ecdi l\u00e0 Ph\u00f9ng X\u00edch. C\u00f2n th\u01b0\u1edbc \u0111o \u0111\u1ea1c \u0111\u1ea5t \u0111ai th\u00ec \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0110i\u1ec1n X\u00edch. V\u00e0 th\u01b0\u1edbc d\u00f9ng trong ng\u00e0nh m\u1ed9c g\u1ecdi l\u00e0 M\u1ed9c X\u00edch.<\/p>\n\n\n\n
<\/span>H\u1ec7 th\u01b0\u1edbc v\u1ea3i<\/b><\/span><\/h3>\n\n\n\nM\u1ed9t s\u1ed1 ngh\u1ec7 nh\u00e2n truy\u1ec1n th\u1ed1ng trong ngh\u1ec1 d\u1ec7t cho r\u1eb1ng, gi\u1edbi h\u1ea1n c\u1ee7a h\u1ec7 th\u01b0\u1edbc \u0111o v\u1ea3i s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o khu\u00f4n kh\u1ed5 c\u1ee7a khung c\u1eedi truy\u1ec1n th\u1ed1ng. N\u00ean h\u1ec7 th\u01b0\u1edbc may theo th\u1eddi gian \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n l\u00e0 kh\u00f4ng c\u00f3 nhi\u1ec1u thay \u0111\u1ed5i.<\/p>\n\n\n\nTh\u01b0\u1edbc v\u1ea3i ph\u1ee5 thu\u1ed9c v\u00e0o khu\u00f4n kh\u1ed5 c\u1ee7a khung c\u1eedi<\/figcaption><\/figure>\n\n\n\nTheo th\u00f4ng s\u1ed1 tr\u00ean c\u00e2y th\u01b0\u1edbc may c\u1ed5 \u0111ang \u0111\u01b0\u1ee3c l\u01b0u gi\u1eef \u1edf b\u1ea3o t\u00e0ng m\u1ef9 thu\u1eadt t\u1ea1i cung \u0111\u00ecnh Hu\u1ebf. Th\u00ec tr\u00ean 3 m\u1eb7t c\u1ee7a c\u00e2y th\u01b0\u1edbc \u0111\u01b0\u1ee3c kh\u1eafc gi\u00e1 tr\u1ecb l\u00e0 Kinh X\u00edch, Chu Nguy\u00ean v\u00e0 Ph\u00f9ng X\u00edch (x\u1ea5p x\u1ec9 0,6m). Th\u1ebf nh\u01b0ng theo l\u1eddi k\u1ec3 c\u1ee7a m\u1ed9t s\u1ed1 th\u1ee3 may truy\u1ec1n th\u1ed1ng t\u1eeb th\u1eddi k\u1ef3 tr\u01b0\u1edbc. R\u1eb1ng gi\u00e1 tr\u1ecb c\u1ee7a th\u01b0\u1edbc may c\u00f3 th\u1ec3 dao \u0111\u1ed9ng t\u1eeb 0,6m cho \u0111\u1ebfn 0,65m. V\u00e0 nh\u1eefng chi\u1ebfc th\u01b0\u1edbc \u0111\u01b0\u1ee3c ra \u0111\u1eddi sau n\u00e0y th\u01b0\u1eddng c\u00f3 gi\u00e1 tr\u1ecb th\u1ea5p h\u01a1n so v\u1edbi d\u01b0\u1edbi th\u1eddi Nguy\u1ec5n.<\/p>\n\n\n\n
<\/span>H\u1ec7 th\u01b0\u1edbc \u0111o ru\u1ed9ng<\/b><\/span><\/h3>\n\n\n\nTheo s\u1eed s\u00e1ch ghi l\u1ea1i, do tr\u01b0\u1edbc \u0111\u00e2y h\u1ec7 th\u01b0\u1edbc \u0111o ru\u1ed9ng \u0111\u1ea5t c\u1ed5 \u1edf n\u01b0\u1edbc ta r\u1ea5t ph\u1ee9c t\u1ea1p v\u00e0 c\u00f3 nhi\u1ec1u sai s\u1ed1. N\u00ean v\u00e0o n\u0103m Gia Long th\u1ee9 5, nh\u00e0 vua \u0111\u00e3 cho ch\u1ebf t\u00e1c ra c\u00e2y th\u01b0\u1edbc Trung B\u00ecnh \u0111\u1ea7u ti\u00ean \u0111\u1ec3 \u0111o \u0111\u1ea1c ru\u1ed9ng \u0111\u1ea5t, v\u01b0\u1eddn t\u01b0\u1ee3c.<\/p>\n\n\n\nHi\u1ec7n v\u1eadt c\u1ee7a c\u00e2y th\u01b0\u1edbc c\u1ed5 \u0111\u01b0\u1ee3c gi\u1eef g\u00ecn<\/figcaption><\/figure>\n\n\n\nCho \u0111\u1ebfn n\u0103m 1801, c\u00e2y th\u01b0\u1edbc \u0110i\u1ec1n X\u00edch hay Chu Nguy\u00ean v\u1ed1n \u0111\u00e3 c\u00f3 t\u1eeb th\u1eddi nh\u00e0 L\u00ea l\u1ea1i vua Nguy\u1ec5n cho x\u00e1c minh l\u1ea1i v\u00e0 ban h\u00e0nh \u00e1p d\u1ee5ng th\u01b0\u1edbc n\u00e0y l\u00e0m th\u01b0\u1edbc \u0111o \u0111\u1ea1c \u0111\u1ea5t \u0111ai ti\u00eau chu\u1ea9n. \u0110\u01b0\u1ee3c bi\u1ebft 1 th\u01b0\u1edbc \u0110i\u1ec1n X\u00edch c\u00f3 gi\u00e1 tr\u1ecb kho\u1ea3n 47cm ng\u00e0y nay. V\u00e0 1 m\u1eabu ru\u1ed9ng th\u1eddi \u0111\u00f3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng di\u1ec7n t\u00edch 1 h\u00ecnh vu\u00f4ng c\u00f3 m\u1ed7i c\u1ea1nh l\u00e0 150 th\u01b0\u1edbc. Suy ra, gi\u00e1 tr\u1ecb cho ra l\u00e0 1 m\u1eabu s\u1ebd b\u1eb1ng 4.970m2. T\u00ednh ra 1 s\u00e0o b\u1eb1ng 497m2.<\/p>\n\n\n\n
<\/span>H\u1ec7 th\u01b0\u1edbc m\u1ed9c<\/b><\/span><\/h3>\n\n\n\nTheo quy\u1ebft \u0111\u1ecbnh to\u00e0n quy\u1ec1n Paul Doumer ( th\u1eddi Ph\u00e1p thu\u1ed9c), \u0111\u00e3 h\u1ee3p nh\u1ea5t h\u1ec7 th\u01b0\u1edbc m\u1ed9c v\u1edbi h\u1ec7 th\u01b0\u1edbc \u0111i\u1ec1n c\u1ee7a n\u01b0\u1edbc ta l\u1ea1i th\u00e0nh m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o. C\u1ee5 th\u1ec3 gi\u00e1 tr\u1ecb c\u1ee7a c\u00e2y th\u01b0\u1edbc n\u00e0y v\u00e0o th\u1eddi \u0111\u00f3 r\u01a1i v\u00e0o kho\u1ea3ng 40cm. H\u1ec7 th\u01b0\u1edbc m\u1ed9c c\u0169ng \u0111\u01b0\u1ee3c chia th\u00e0nh 3 lo\u1ea1i th\u01b0\u1edbc l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u1ed9 d\u00e0i, th\u01b0\u1edbc t\u00edn ng\u01b0\u1ee1ng v\u00e0 th\u01b0\u1edbc k\u1ef9 thu\u1eadt.<\/p>\n\n\n\nTh\u01b0\u1edbc \u0111o trong ng\u00e0nh m\u1ed9c<\/figcaption><\/figure>\n\n\n\n