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Chechevi chki obrazovaniya v vide melkih bugorkov shtrihov ili inoj formy sluzhashie dlya gazoobmena v steblyah s vtorichnoj pokrovnoj tkanyu peridermoj zametny na poverhnosti molodyh vetvej Poperechnyj srez molodogo steblya buziny chyornoj Sambucus nigra a fellogen b chechevichkaStroenie i obrazovanieV epiderme gazoobmen idyot cherez ustica No posle obrazovaniya peridermy epiderma otmiraet i slushivaetsya i funkciyu gazoobmena vypolnyayut chechevichki Chechevichki nachinayut razvivatsya do obrazovaniya peridermy Pod nekotorymi usticami iz za deleniya nizhelezhashih subepidermalnyh kletok voznikayut bugorki pripodnimayushie epidermu i razryvayushie eyo Kletki bugorka okruglye tonkostennye bescvetnye razdeleny mezhkletnikami Eti kletki sostavlyayut zapolnyayushuyu ili vypolnyayushuyu tkan chechevichki Zatem pod zapolnyayushej tkanyu zakladyvaetsya fellogen kletki kotorogo vydelyayutsya iz parenhimnyh putyom periklinalnyh parallelnyh poverhnosti delenij Fellogen obrazuet novye kletki zapolnyayushej tkani uvelichivaya razmer chechevichki K momentu okonchaniya formirovaniya chechevichek fellogen zakladyvaetsya po vsej okruzhnosti steblya i smykaetsya s fellogenom chechevichki tak chto ona okazyvaetsya vnutri peridermy Stroenie zapolnyayushej tkani razlichaetsya u raznyh rastenij Pri etom mogut cheredovatsya sloi kompaktnyh tolstostennyh i ryhlyh tonkostennyh kletok kak u topolya i grushi U drugih rastenij vse kletki zapolnyayushej tkani ne oprobkovevayut raspolagayutsya ryhlo a v konce vegetacionnogo perioda fellogen obrazuet plotnyj mnogoryadnyj sloj zamykayushij sloj buzina lipa yasen On prepyatstvuet ventilyacii v holodnoe vremya goda a vesnoj pod davleniem novyh kletok razryvaetsya i ventilyaciya usilivaetsya Takzhe variruetsya i forma chechevichek obychno oni predstavlyayut soboj melkie borodavochki no mogut byt i rombicheskimi osina topol shtrihovidnymi beryoza Forma chechevichek mozhet ispolzovatsya dlya opredeleniya derevev Na kornyah chechevichek obychno net no oni obnaruzheny u sosen rastushih na bolote Pri etom ih obrazovanie konechno ne svyazano s usticami Est rasteniya ne imeyushie chechevichek naprimer vinograd zhimolost ezhevika Aeraciya tkanej pobegov takih rastenij proishodit za schyot ezhegodnogo sbrasyvaniya uchastkov kory Chechevichki na drugih organahChechevichki na yablokah Chechevichki obnaruzhivayutsya na mnogih plodah osobenno oni zametny na plodah yabloni i grushi U grushi obyknovennoj Pyrus communis cvet chechevichek mozhet sluzhit indikatorom zrelosti plodov u nezrelyh plodov oni zelyonye no po mere sozrevaniya temneyut i priobretayut korichnevyj cvet Cherez chechevichki v plody mogut pronikat nekotorye boleznetvornye bakterii i griby prichyom neredko chuvstvitelnost k nim rastyot s vozrastom ploda Takzhe chechevichki imeyutsya i na klubnyah kartofelya tak kak kluben predstavlyaet soboj vidoizmenyonnyj pobeg Raznoobrazie chechevichekShtrihovidnye chechevichki beryozy povisloj Betula pendula Chechevichki na stvole sakury Chechevichki na stvole chereshni Prunus avium Chechevichki lipy serdcevidnoj Tilia cordata Chechevichki topolya belogo Populus alba PrimechaniyaLotova Nilova Rudko 2007 s 91 Lotova 2010 s 70 Lotova 2010 s 71 72 Michael G Andreu Erin M Givens and Melissa H Friedman neopr University of Florida IFAS extension Data obrasheniya 20 iyunya 2013 Arhivirovano iz originala 14 maya 2013 goda Lesnaya biblioteka chechevichki neopr Data obrasheniya 6 iyunya 2014 6 iyunya 2014 goda Pyzner John 2005 04 19 Pick pears before completely ripe advises LSU AgCenter horticulturist ot 15 yanvarya 2006 na Wayback Machine website Retrieved on 2007 10 11 Irtwange S V February 2006 Application of modified atmosphere packaging and related technology in postharvest handling of fresh fruits and vegetables ot 11 oktyabrya 2006 na Wayback Machine Agricultural Engineering International the CIGR Ejournal Invited Overview No 4 Vol VIII page 8 Retrieved on 2007 10 11 Adams M J Potato tuber lenticels Development and structure Annals of Applied Biology 1975 79 3 S 265 doi 10 1111 j 1744 7348 1975 tb01582 x LiteraturaChechevichki Znacheniya v VikislovareMediafajly na Vikisklade Atlas po anatomii rastenij ucheb posobie dlya vuzov Bavtuto G A Eryomin V M Zhigar M P Mn Uradzhaj 2001 146 s Ucheb i ucheb posobiya dlya vuzov ISBN 985 04 0317 9 Lotova L I Botanika Morfologiya i anatomiya vysshih rastenij Izd 4 e dop M Knizhnyj dom LIBROKOM 2010 512 s ISBN 978 5 397 01047 4 Lotova L I Nilova M V Rudko A I Slovar fitoanatomicheskih terminov uchebnoe posobie M Izdatelstvo LKI 2007 112 s ISBN 978 5 382 00179 1 Eta statya vhodit v chislo dobrotnyh statej russkoyazychnogo razdela Vikipedii, Википедия, чтение, книга, библиотека, поиск, нажмите, истории, книги, статьи, wikipedia, учить, информация, история, скачать, скачать бесплатно, mp3, видео, mp4, 3gp, jpg, jpeg, gif, png, картинка, музыка, песня, фильм, игра, игры, мобильный, телефон, Android, iOS, apple, мобильный телефон, Samsung, iphone, xiomi, xiaomi, 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