উপস্থাপনায় :
‡gvnv¤§` †gvkviid †nv‡mb (Gjxb)
বিভাগীয় প্রধান ও সহয াগী অধযাপক উদ্ভিদবিজ্ঞান বিভাগ কুবিল্লা বভযটাবিয়া সিকাবি কযেজ, কুবিল্লা
wUï¨ t
GKB Drm ‡_‡K m„ó GK¸”Q Awew”Qbœ I mymsMwVZ †Kvl hviv GKB cÖKvi KvR K‡i|
‡Kvlmg~n wU輻Z wef³ nq †Kb ?
eû‡Kvlx Rx‡e kÖgwefvRb Av‡Q| cÖ‡Z¨KwU KvRB GK ev
GK¸”Q Kv‡Ri Dci b¨¯Í _v‡K| myôzfv‡e KvR m¤úbœ KivB
GB kÖgwefv‡Mi D‡Ïk¨| Kv‡RB kÖgwefvMB wUï¨ m„wói cÖavb
KviY|
wUmy¨i cÖKvi‡f` t
wewfbœ ˆewk‡ó¨i wfwˇZ wUmy¨i cÖKvi‡f` Kiv n‡q _v‡K , †hgb- wUmy¨ MVbKvix †Kvl¸‡jvi cÖK…wZ , KvR , DrcwË , cwiùzU‡bi `kv , wefvRb ÿgZv I mwµqZv , ˆRewbK I hvwš¿K Kvh©vejx , wUmy¨i
Ae¯’vb BZ¨vw`| wefvRb ÿgZv Abymv‡i wUmy¨ cÖavYZ
`yB cÖKvi , h_v-
(K) fvRK wUï¨ I
(L) ¯’vqx wUï¨|
fvRK wUï¨ (Meristematic tissue) t
†h wUï¨i †Kvl
wefvwRZ n‡q bZzb
†Kvl m„wó K‡i Zv‡K fvRK wUï¨ e‡j|
fvRK wUï¨i
†Kvl¸‡jv‡K fvRK
†Kvl e‡j|
fvRK wUï¨i ˆewkó¨ t
1. fvRK wUï¨i †Kvl¸‡jv wefvRb ÿgZvm¤úbœ|
2. †Kvl¸‡jv mvaviYZ AvqZvKvi , wW¤^vKvi , cÂfzR ev lofzRvKvi|
3. †mjy‡jvR wbwg©Z cvZjv cÖvPxiwewkó|
4. wbDwK¬qvm A‡cÿvK…Z eo I mvB‡UvcøvRg Nb|
fvRK wUï¨i ˆewkó¨ t
5. mvaviYZ †Kvl MnŸi Abycw¯’Z|
6. AvšÍt‡Kvlxq duvK Abycw¯’Z|
7. wecvK nvi †ewk|
8. †Kvl¸‡jv AvKv‡i mvaviYZ †QvU Ges ˆ`N©¨ I cÖ‡¯’ cÖvq mgvb|
fvRK wUï¨i KvR t
1. kxl©¯’ fvRK wUï¨i wefvR‡bi
gva¨‡g Dw™¢‡`i ˆ`N©¨ e„w× cvq| G‡Z
†QvU MvQ µ‡g DuPz I j¤^v nq|
2. cvk¦©xq fvRK wUï¨i wefvR‡bi gva¨‡g Dw™¢‡`i e¨vm e„w× cvq|
3. fvRK wUï¨ n‡Z ¯’vqx wUï¨ m„wó
nq|
fvRK wUmy¨i cÖKvi‡f`
fvRK wUï¨i †kªYxweb¨vm
1. DrcwË Abymv‡i t wZb cÖKvi-
(K) cÖviw¤¢K fvRK wUï¨ t g~j ev Kv‡Ûi AMÖfv‡Mi kxl©‡`‡k Aew¯’Z fvRK wUk¨y| G AÂj †_‡KB cÖ_g e„w× ïiæ nq|
(L) cÖvBgvwi fvRK wUï¨ t G fvRK wUï¨
Dw™¢‡`i åƒYve¯’vq DrcwË jvf K‡i| g~j I Kv‡Ûi kx‡l© G fvRK wUï¨ _v‡K|
(M) †m‡KÛvwi fvRK wUï¨ t G fvRK wUï¨ †Kvb
¯’vqx wUï¨ n‡Z cieZ©x mg‡q Drcbœ nq| †hgb KK© K¨vw¤^qvg|
2. Ae¯’vb Abymv‡i t wZb cÖKvi-
(K) kxl©¯’ fvRK wUï¨ t g~j , KvÛ ev G‡`i kvLv-cÖkvLvi kx‡l© Aew¯’Z fvRK wUï¨|
(L) B›UviK¨vjvwi ev ¯’vqxwUï¨ga¨ fvRK wUï¨ t
`ywU ¯’vqx wUï¨i gvSLv‡b Aew¯’Z fvRK wUï¨| Giv cÎg~‡j , ga¨c‡e©i †Mvovq ev ce©mwÜi wb‡P
_vK‡Z cv‡i|
(M) cvk¦©xq fvRK wUï¨ t g~j ev Kv‡Ûi cvk¦© eivei j¤^vjw¤^fv‡e Aew¯’Z fvRK wUï | †hgb
B›Uvid¨vwmKzjvi K¨vw¤^qvg , KK© K¨vw¤^qvg BZ¨vw`|
3. †Kvl wefvRb cÖwµqv Abymv‡i t wZb cÖKvi-
(K) gvm fvRK wUï¨ t G fvRK wUï¨i †Kvl wefvRb me Z‡j N‡U _v‡K| †hgb
G‡Ûv¯úvg© wUï¨ , g¾v , K‡U©· BZ¨vw`|
(L) †cøU fvRK wUï¨ t G fvRK wUï¨i †Kvl gvÎ `yBZ‡j wefvwRZ nq| †hgb-cvZv|
(M) wie fvRK wUï¨ t G fvRK wUï¨i
†Kvl¸‡jv GKwU Z‡j wefvwRZ nq| †hgb ewa©òz g~j I Kv‡Ûi g¾v|
4. KvR Abymv‡i t wZb cÖKvi-
(K) †cÖv‡UvWvg© t fvRK wUï¨i me‡P‡q evB‡ii ¯Íi‡K †cÖv‡UvWvg© e‡j| GwU g~j , KvÛ I G‡`i kvLv-cÖkvLvi Z¡K
(GwcWvwg©m ev Gwc‡eøgv) m„wó K‡i|
(L) †cÖvK¨vw¤^qvg t K¨vw¤^qvg , RvB‡jg I
‡d¬v‡qg m„wóKvix fvRK wU輻K
†cÖvK¨vw¤^qvg e‡j|
(M) MÖvDÛ †gwi‡÷g t Dw™¢` †`‡ni K‡U©·
, g¾v , g¾viwk¥ m„wóKvix fvRK wU輻K MÖvDÛ †gwi‡÷g e‡j|
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