\u0110\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc v\u00e0 c\u00e1ch nh\u1eadn bi\u1ebft c\u00e2y h\u1ea1t \u0111\u01b0\u1eddi \u01b0\u01a1i<\/b><\/span><\/h3>\n\u0110\u01b0\u1eddi \u01b0\u01a1i l\u00e0 lo\u1ea1i c\u00e2y th\u00e2n g\u1ed7 l\u1edbn v\u00e0 th\u1eb3ng tr\u00ean cao, c\u00e2y th\u01b0\u1eddng xanh l\u00e2u n\u0103m cao kho\u1ea3ng 18 – 40 m\u00e9t\u00a0<\/span><\/i><\/span><\/p>\n
\u0110\u01b0\u1eddi \u01b0\u01a1i l\u00e0 lo\u1ea1i c\u00e2y th\u00e2n g\u1ed7 l\u1edbn v\u00e0 th\u1eb3ng tr\u00ean cao, c\u00e2y th\u01b0\u1eddng xanh l\u00e2u n\u0103m cao kho\u1ea3ng 18 – 40 m\u00e9t v\u1edbi v\u1ecf n\u1ee9t n\u1ebb m\u00e0u n\u00e2u x\u00e1m v\u00e0 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh th\u00e2n t\u1edbi 260 cm ph\u00eda tr\u00ean b\u1eb9 l\u00e1 d\u00e0y, x\u00f2e r\u1ed9ng.<\/span><\/p>\n
L\u00e1 c\u00f3 h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc thay \u0111\u1ed5i. T\u1eeb h\u00ecnh tr\u1ee9ng r\u1ed9ng, h\u00ecnh tr\u1ee9ng, h\u00ecnh elip, thu\u00f4n d\u00e0i. K\u00edch th\u01b0\u1edbc s\u1ebd d\u00e0i 8 – 40cm v\u00e0 r\u1ed9ng 7 – 30cm, c\u00f3 kh\u00f3a n\u00f4ng, c\u1eaft ng\u1eafn, tr\u00f2n \u0111\u1ebfn r\u1ed9ng h\u00ecnh n\u00f3n \u1edf g\u1ed1c. L\u00e1 th\u01b0\u1eddng s\u1ebd h\u01a1n ho\u1eb7c nh\u1ecdn \u1edf \u0111\u1ec9nh, c\u00f3 6 – 11 c\u1eb7p g\u00e2n ph\u1ee5, c\u00f3 v\u00e2n. Cu\u1ed1ng l\u00e1 d\u00e0i 5 \u2013 21 cm, ph\u1ed3ng l\u00ean \u1edf c\u1ea3 hai \u0111\u1ea7u.<\/span><\/p>\n
C\u00e2y th\u01b0\u1eddng n\u1edf hoa kh\u00f4ng \u0111\u1ec1u, v\u00e0 trong kho\u1ea3ng 3 – 4 n\u0103m m\u1ed9t l\u1ea7n v\u1edbi c\u00e1c c\u1ee5m hoa d\u1ea1ng ch\u00f9y \u0111\u01a1n t\u00ednh tr\u00ean c\u00f9ng m\u1ed9t c\u00e2y, v\u1edbi nh\u1eefng ch\u00f9m hoa m\u00e0u tr\u1eafng l\u1ee5c. Th\u01b0\u1eddng ra hoa t\u1eeb th\u00e1ng 1 \u0111\u1ebfn th\u00e1ng 4. Ph\u1ea7n qu\u1ea3 nang, d\u00e0i t\u1edbi kho\u1ea3ng 20cm v\u00e0 r\u1ed9ng 5cm, l\u00fac \u0111\u1ea7u c\u00f3 m\u00e0u v\u00e0ng l\u1ee5c, sau \u0111\u00f3 m\u00e0u n\u00e2u khi ch\u00edn. B\u00ean trong ch\u1ee9a m\u1ed9t h\u1ea1t h\u00ecnh elip duy nh\u1ea5t, d\u00e0i 3 cm v\u00e0 \u0111\u01b0\u1eddng k\u00ednh 1,5 – 2 cm, nh\u0103n nheo, m\u00e0u n\u00e2u. H\u1ea1t th\u01b0\u1eddng \u0111\u01b0\u1ee3c thu ho\u1ea1ch t\u1eeb t\u1ef1 nhi\u00ean \u0111\u1ec3 l\u00e0m th\u1ee9c u\u1ed1ng ph\u1ed5 bi\u1ebfn v\u00e0 l\u00e0m thu\u1ed1c.<\/span><\/p>\n
Lo\u00e0i c\u00e2y n\u00e0y \u0111\u00e3 b\u1ecb khai th\u00e1c nhi\u1ec1u, c\u00e2y ch\u1ec9 ra hoa 1 – 3 n\u0103m m\u1ed9t l\u1ea7n. Do \u0111\u00f3 s\u1ed1 l\u01b0\u1ee3ng c\u00e2y tr\u01b0\u1edfng th\u00e0nh r\u1ea5t th\u1ea5p.\u00a0<\/span><\/p>\n