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regenerarea $i refacerea arboretelor de stejar cu ... - Editura Silvica

regenerarea $i refacerea arboretelor de stejar cu ... - Editura Silvica

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Flg. 24. Trametes quercina<br />

Fomes fomentarius (I-,.) Kickx. : Polvporus lomentarias (L.) Fr. Ungulina<br />

lomentaria (I-r.) Pat. (fig. 26).<br />

Iomee fomentari,ue este o ciupercd peren5,, vegeteazh din prim{,var[<br />

pt .n5, ln iarntr. Fste sapro-Balaztt[, gi atactr, numai foioasele, dintre<br />

acestea fur special fagul, <strong>stejar</strong>ul. Este un<br />

patazit peri<strong>cu</strong>los, care producs un putregai<br />

activ, alb-roqiatic c&ro se d.esface fur<br />

fibre.<br />

Recepta<strong>cu</strong>lele Blnt sesile, izolat'e, ln<br />

formd, <strong>de</strong> copitd,, ln eecfiune transversald,<br />

sernicir<strong>cu</strong>lari,, <strong>de</strong> dimensiuni mari: 6-18<br />

(25) cm grosime gi L0 - 30 (40) cm in<br />

d.iametru.<br />

Suprafala pd,l5,riei este acoperitd, <strong>de</strong> o<br />

crusti, r5,qinoasd,, d.ur5,, groasi, <strong>de</strong> 2 mm,<br />

ln sec<strong>$i</strong>une neagrl qi strilucitoare, <strong>cu</strong> zone<br />

concentrice, cenugii <strong>de</strong>schis, <strong>de</strong> ouloarea<br />

alunei sau brune-roqiatice gd,lbui. Crusta<br />

se lichefiaz5, in hittrat <strong>de</strong> potasiu. Marginea<br />

pi,ld,riei este rotunjitd,, mai <strong>de</strong>schisi<br />

la <strong>cu</strong>loare <strong>de</strong>clt restul pd,li,riei, <strong>de</strong> <strong>cu</strong>loarea<br />

alunei sau g5,lbuie-rozie (<strong>cu</strong>loarea pielii).<br />

llrama este durd,, compact5,, suberos Fig. 25. Fomes lomentafius<br />

lemnoasd,, gtrlbuie-roqcatd, sau bruni,-<br />

(L.) Kickx.<br />

rogcatd,.<br />

Tuburile brune-ruginii sint multistratificate, fiecare strat d.e 2-6 mm<br />

lungime. Porii sint rotunzi, <strong>de</strong> 0,2 - Or4 mm in diametru, disepimenta<br />

gxoas5,, brumati, d.e <strong>cu</strong>loa'rea alunei sau brund,. Cisti<strong>de</strong> nu are.<br />

245

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