
solaanam rostraattam

american ikyanaadukalilum vadakkan, madhya meksikkoyilum kaanapedunna oru tharam naitt shade ("solaanam" januss) aanu solaanam rostraattam. pothu naitt shade, pothu-burr, spiny naitt shade, colorado burr, kansas thistil, baad vuman, meksikkan thistil, texas thistil ennivayaanu saadhaarana perukal.
ithu oru tumbleweed roopappeduthunna vaarshika, svayam anuyojyamaaya sasyamaan. oro chedikalum uyarathil athunnu, onno rando thavana pinnadi elakalum (ilayude chithram kaanuka), thandukalilum elakalilum samriddhamaaya nattellukalum undu. ithu panchabhujaakrithiyilulla korolakalulla manja pookkal uthpaadippikkunnu, durbalamaaya ubhaykakshi samamitiyum (pushpam-clossup chithram kaanuka). athinte thaddesheeya shreniyil. theneechakal ulppedeyulla idatharam muthal valia valippamulla theneechakal rostraattam paraganam nadathunnu.
"solaanam rostraattam" pookkal hettaraantheri, athaayath, pradarshippikkunnu.iii. asamamaya valippamulla rund koottam aantharukal avaa vahikkunnu, orupakshe vyathyasthamaaya niravum paraaganavum bhakshanavum thammilulla paaristhithika pravartthanatthile vyathiyaanavum. oru berry enna pazhatthinu oru mulpadarppulla calix undu. chediyumaayi chernnirikke sarasafalangal unangukayum (verpeduthukayum) verpeduthukayum cheyyumbol vithukal purathuvarunnu.
eee inam prashastha jeevashaasthranjanaaya chaals daarvinte pilkkala shaasthreeya thaalpparyangalilonnanu, addeham marikkunnathin orazhcha munbu amerikkayile oru sahapravarthakanil ninnu vithukal oordar cheythirunnu, avarude bhinnathayekkurichu anweshikkunnathinaayi, addehathinu thaalpparyamulla oru vishayam.
"leptinotarsa deslinatta" enna colorado urulakkizhangu vandiyude poorvvika aathidheya sasyamaan "solaanam rostraattam", ennaal eee keedangal urulakkizhangu "solaanam tuberosum" oru puthiya (kooduthal raseet) aathidheyanaayi sweekarichu, ithu 1859 ll kizhakkan nebrascayil aadyamaayi report cheyyappettu. adutha rund pathittaandukalil urulakkizhangu vilakalil ithu athivegam kizhakode vyaapichu.