Unit 3: Pollination and Fertilization

Umit-3 POLUNHTION & FERTILuZATION O Polinoutim Po linotom a e Iromker ob pollm grain froon he málune ontherg to Thi Attgma ob e trongler may be oin y Glowart me towert Ort to e othert blowod otr Came planl or to the otRor tootnk ot e othen dont. delopnet T t u a necemary procc (or Ceeo owert. d ba Te Depen ding on e a type ot Polipeon Sol in degtenodéon e el pollsma Hhae ana Sel pollnaton &Croscpollin Pollinaon CAutogoy pole mi ot he aokar lell on ha gma ob the karme 6lower t u callad sel polinotom or he I :wheai,io, pea et autoa 7.hutoga my surhar clomie tn to aypee; a Clectogamu b) Homogam u a) Cloisogamy The biceAglowey wmh Yuven op.en ancd the oauther dehu sce imi de ha lored al Cees Kno TAomo uR tlotu ort Polimahe on 0ccy nhese(loue oluitoyormy (E Glouht, Krutna Oalis, Váala, Commelina et elusotogambu bousdre ptuly outogmol. a )CruoSSomOICOT b) Homogo Crtoss Crto Hhellowes matunt Clu anthon2 one bonua ondMirabiut. tgma af a dne. E betenUua flowen stegamou flottn un the Pollimatton. rnegtu remu o s e l at orqel and amiry ot c maturtatwn Further, menl fime wkith alp 'a rigueno aee he ame Thy gor selb polluvatton Homegr u Au alyo tarm Colho pollinatim nat dagend om pollunatog age ySelk polinatsm does srto uy The plomtt vod ut dovelop any 4peuol hunu y sovng atratng he pollumaena aget, enir Cnentcally t neLocs ollen grain. u Thor enbrteedug prrocen t) Ti u a sell breedimg / or Soe o rptedutes houz pu cond ot T t u cd calod Cross t) Tt y mtn breedd ipruducer weak ttsprngs u Tht vipon validit or Coed, plon graduall dgenortal ek u the pollu nadton bef" planb es Allgermy on Xenegauy pallimaton dopevds Adenage t Ti promete 0n mon pellinatoa, tntra ale vauability win a populudun adapti biity ot ploni to veuos Onvirurmertal cend". uwtval ui) t intraarel he rolutomar chage. L) Tt produoes 9pod vetalut Disadratege and prwoutes igour en otsqrarg. actong and on erternol T t u dependint lura ot pollinatcon RLr abcence ruRults en (ai uy ose os pollenk occ dni tronler b polunatmg agemu olhnott uy prro ceM, co abten 6on gensroaton traner ot pollun *a polindtog agemu genek hith con b ed in baeedins pra Desoduansge he bih dit.gente Conatetutions. u) Tt imereage e Aduantages o u etr he anhuri to Flowery ot onctr plont. homogay m o n e mexeCama polli matton 0ddetonol featun featu addittonal to tlowd ho dovelop to atrtact inAeutt & othor ag0vh. he Hdaptoo 6 r s a vorni etex otr adaptrteono Flowens zhau induate Cuopla pollinafto& Contre vdtnce to avoio sels ce anu callod n adaptetionA Thege 1. Uniseualib unisexual (atame nat Tn zuh cageg umisenual (pist llat). tenté i tdton mal The &towens may be Heterastyly: Tua tnd". whna He tarme 'n yo Types o hekrec ty implonde he tlotsen ane dbmerphie,i 0na dmer (a) Desty'wher Whrcs the blotstrut he b diterant lkngth. 7 Plamti may have somt Semilary il t) Pin eyeolShyuumg, itanun ene ghent ü) Thrtum eyad - tya ü zhont and pestë Ulatr Lowey oHare bcekual, his y called nonety poccesceg soma Hat Corof biceauual llowenR, he plant rit Atamimale Coulleo androolioecy a Dichegamy (b) Trcishy 1Rux DaL n Tm op hon stgma, huu u called hay Rttqma maturt altee 3ol plom amter u calleo In prot1 cgae nuenalrmafha, Aqents ot Piradinrt 1) Pollinateon b wenol /aan- Armamapha 7A8iotec by wakn Hydrephil J 2 Pol 09the unat ual. Tha temd og pluysicobare in el polli nadio m. Thi punuple ia horkeaemy Bortec agen oLn insich te üBybirdOtirtophily cu) By Amu 8 bab uaten yc By TnsedEntomophily Mu metophi b agenl pydh pk bt waler Ki Gtowen ane bse ane pruzent in Lehrum 4 Onale eibt lospydeophil o me plants hono ane bauiey bef he mal g e malo Sex orgena eyen ike to trusry he tlowene my be with 3. Herkoqe Tn respect ob ktottnd uy Styli mud Stomen ahod 4 len i Sayl. leng. teun dhed &udwm earlier proTbondry tpes tarvnen Domg: i Style nead, teun mid,n matunt anttor matue uh tlouenk uiR0 4 plants e Thaee Cose Soe ual zlre when the fwo conol" Tt he at ditt. tëmes. CstemApest 2) prima_ ro Sa m temale is he onlyoay fo crost polli natton Orc ungth o atlorand with rqanda to uir ma. 0 phily-bubeay Molitophaly-bee C Hyemptrophidy by oasp Chineptercephty phalanophul-o ) By Snail,Sugr- Malatophily Saprenepphul b Structin ob Stgma 2pert yle ane Stgmas Sttgma g he ntcepftve et caspef. fe tp ot stubular huLmg,qlendbr, Conyel Tn duype stgma dnd panta,ug sHlty to ovary. R stigma tnm.ponent o e ouah ho tuteh ha he papillou dttant roup Ora oucoted duAtmtenuirkes. polude & utiil otnoen Ro u ora a -Rin mu oqe nous layer prur A. Stigm porteon ot tle tt receve e Stigma iatHhe tbp polle n grraen A. leoka like Kaad ot pen 4e tqma Semt4t ond u Calles Callad copitat. Tt may be poinkd, BelioTruio Detoi Copemat puncteim e i mas numbor ot Lebes on ztgna beliol taLobei) trilid (3 Cakeu) or povtoliel (5e bumb tell Bezude hee stigma may be lioid, Aec-to Ke tsnucal, Bhaped Bajed on e lillilSm a muumt ot Stiateo ete. seureton anodouca dutas ly ee. thL retep tve peruod, divnded in to 2tpe-We tgma pra A the type& dry ype a) Wet type ma m uetype