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. r <br /> a............................... <br /> B. Common tree defects listed In speci es <br /> 4 <br /> In each tree specie, tfiere ,ire dcf'cct� tli.it .ire, �c,ri�i���t�rl� ����,17��. I.T":,10 i me <br /> 1 <br /> some of the c:ominan dcrccts Coulid in eadi species. <br /> SPECIES NVATCH FOR: CO M M EN-17 C HA RACTER IS'hl C <br /> Ash f r-Nn h hr-c-,rl-,Lu.-rc 13 r d rich shc(ld i r if) ,SUSTecl t llcc.�, <br /> Trees, > 15 D B H �1re StrS Ile Ct. <br /> Poor arch i tec;ttr1-e Due to presence 01-IM1l ti llIe, <br /> Cc clortlimant sterll.� <br /> Weak brzinCh tlr1ic�r�t l�e�Telc�l� N��et�k unions clue to} {�1���c}si[e <br /> brans hi rr�L Pattern. included 1 ark <br /> Aspen Breakage at canker SLIsceptib ic (0 417)OXY/0rr c.trlk-01- <br /> 1 3 r•eak[tt1e clLte to clec.•"tV <br /> Decav common i reolder tpe>>, �xciec� <br /> 11y C,�Inker--rcpt fUlICTtN. phellrfifr.v <br /> Bpi.(,;s v F r-itric h N-CL,lkacte 1 n.vich s I iedd Inu. Trees f 1 "' IM I 1 -11,c stir i vc-1 <br /> A -aticed dec av Cmc'ks. holes. c z1 vi tie's faild br"Ifi h <br /> Stubs indicate c1cc,.Liv rrl tills' rile ies <br /> Birch Lower stem break a��e Cricks at root collar lar i nclicate p o�tcntiai <br /> for break;sue <br /> Advanced clecav Dec:av C0771111 MIN CMIsecl by frrmronu, <br /> a canker-rcpt ftttl{,�LIS <br /> Ui L <br /> Diebac•k or decline,e, t:�C Cj)ti bie tc llgrilu.v bo ret s. st.ancl <br /> upper stern breakao.e recent]v opened rip or near-bv tree removzil <br /> Root problems Soil compaction. SLrr11r11er.qt�il temper-MUre <br /> increases, rootlets freeze eas,11 v <br /> ff <br /> Black cherry Branch breakage Old branches Carl die Sr.ddenly, decay <br /> rapid r v and bre�rk close to stem <br /> r <br /> Boxelder Branch breakage Suspect any tree> 15" DBH <br /> Cottonwood Branch breakage Branch shedding in targe+ old trees <br /> I <br /> Elm Vapidly declining or CaUsed by Dutch elm disease. Branch <br /> dead tree heddirlic6y will start 2nd year following death <br /> Haekberz y Cracks and weak unions weak unions ire 110t Spot" are ec�n t r7 o n <br /> Branch breakage Trees > 15" DB H are ;U Spec t <br /> Hawtl'om weak crtlions V-shaped forks and co-don-Brant <br /> ,sterns are common <br /> If a <br />