#DampingOffComplex #PythiumSpp #PlantPathology #BiologicalControl #PlantHygiene
Damping-off chirwere chinoparadza chinobata zvirimwa zvidiki, zvichiita kuti dzisvava uye dzife. Iyo Damping-off Complex yakakonzerwa nePythium spp. ndiyo inonyanya kukonzera chirwere ichi. Chinyorwa ichi chine donzvo rekujekesa chirwere ichi uye kuti chingadzivirirwe sei.
Pythium spp. utachiona hunokonzerwa nevhu hunorarama munzvimbo dzakanyorova uye dzinotonhorera. Vanorwisa zvirimwa zviduku, zvichiita kuti midzi iore uye dzinde kuparara. Chirwere chacho chinonyanya kupararira mumakamuri uye greenhouses, apo mamiriro acho akakodzera pakukura kwayo. Zviratidzo zvechirwere zvinosanganisira kusvava, kuderera kwekukura, uye kushanduka kwemidzi.
Kuti udzivise Pythium damping-off, zvakakosha kuchengetedza hutsanana hwakakwana mumakiriniki uye greenhouses. Kushandiswa kwevhu rakashata uye midziyo inokurudzirwa, uye kudiridza kunofanira kuitwa nenzira inodzivirira kudonha kwemvura. Iyo tembiricha uye humidity mazinga anofanirwawo kutariswa kudzivirira kugadzira nharaunda inosimudzira kukura kwePythium spp.
Imwe nzira yekudzivirira inoshanda kushandisa zvipenyu zvinodzora zvipenyu, zvakaita seTrichoderma spp. uye Bacillus spp. Aya maajenti anogona kuiswa paivhu asati adyara kuwedzera kukura kwechirimwa uye kudzvanyirira kukura kwePythium spp.
Pythium damping-off chirwere chinoparadza chinogona kukonzera kurasikirwa kukuru kune varimi. Nekunzwisisa chirwere uye kushandisa nzira dzekudzivirira, sekuchengetedza hutsanana uye kushandisa zvipenyu zvinodzora zvipenyu, varimi vanogona kuderedza chiitiko uye kuomarara kwechirwere ichi, zvichiita kuti zvirimwa zvine hutano uye zvinobudirira.