PERANAN EKSTRASELULER POLISAKARIDA PADA BAKTERI ( Ralstonia solanacearum ) PENYEBAB PENYAKIT LAYU
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Date
2007-12-02
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Balai Pengkajian Teknologi Pertanian (BPTP) Balitbangtan Riau, Badan Penelitian dan Pengembangan Pertanian, Kementerian Pertania
Abstract
The Role of Eamacelular Poschanide of Ramie arm for Caoing Witk Diese Rotm Ralonia selanaceanm is main hacteria caused of wit dicase on many plants Bacters infeet the plant through wound on moot ties then pemetrte o vawele ise.invasion, maltiplication and atak cell wall with releasing large extracelhular polysaccharide (EPS) moleoles The EPS compound is acidic polysacharide, nch nitogen compounds and particularty impor tam in vinulence. The prodaction of EPS is genetie and infuenced by esvironment factons. The EPS is nod esential for moot invaion. t i important for rapid wilting and killing of the host plant and emhances rapid sy stemic colonization on plant tisses. The EPS produced in xyiem vessel can occdude vessels, prevent water fow and finally wilt the plamt
Key words extracelhular plysacharide, penyakit layu, Kaisonia solanaccarum
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Research Subject Categories::H Protection of plants and stored products/Perlindungan Tanaman