Dongosolo lothandizira zisankho zotengera nyengo yomwe idayamba zaka 15 zapitazo m'minda yazipatso yamitengo ku Washington State yakhazikika m'minda ya mbatata yaderali. The Pacific Northwest Potato Decision Aid System (DAS) imasonkhanitsa zokhudzana ndi nyengo m'madera ndikuphatikiza izo ndi kafukufuku wokhudzana ndi tizilombo towononga. Imachenjeza alimi za nthawi yomwe tizilombo tosiyanasiyana titha kukhala achangu pamagawo osiyanasiyana amoyo wawo, kuthandiza ag crews kuwongolera moyenera.
Ofufuza ochokera m'masukulu atatu aku Pacific Northwest - Washington State University (WSU), University of Idaho, ndi Oregon State University - adakhazikitsa DAS mwezi watha wa May mkati ndi kuzungulira Columbia Basin ku Central Washington kumene 95% ya boma mbatata mbewu zimalimidwa.
Zonenedweratu Bwino
DAS imaphatikiza zigawo zingapo za data kuti zithandizire kulosera zamavuto omwe alimi angakumane nawo. Ndipo ndi chida chomwe chimasintha nthawi zonse pamene deta yatsopano ikupezeka.
Mu zipatso zamtengo, kumene olamulira akhala akudyetsa DAS kwa zaka 15, dongosololi likufanizira deta yeniyeni ya nyengo ndi zitsanzo zofufuzidwa m'madera osiyanasiyana. Kotero ili ndi mitundu 11 ya tizilombo, mitundu isanu ndi iwiri yamaluwa (monga maluwa a mitengo ndi mawindo opezera njuchi), ndi mitundu isanu ya matenda / matenda.
Kumbali ya nyengo, DAS imagaya zinthu zosiyanasiyana monga kutentha, mvula, ndi kunyowa kwamasamba. Izi ndi mitundu yonse yomwe imakhudza kukula kwa mbewu, kukula kwa tizilombo, komanso kuopsa kwa tizilombo toyambitsa matenda.
Dave Crowder, Pulofesa Wothandizira wa Entomology ku WSU akutero Dave Crowder, Pulofesa Wothandizira wa Entomology ku WSU.
Alimi atha kugwiritsa ntchito mitunduyi kuti adziŵe nthawi yomwe moyo ungakhalepo, nthawi yomwe mitengo ingakhale ikuphuka, komanso pamene zofuna za ogwira ntchito zingakhale zapamwamba, pakati pa zidziwitso zina zofunika, adatero.
Mbatata Applications
Popeza DAS ndi yatsopano ku mbewu za mbatata, pakadali pano imayang'ana kwambiri kasamalidwe ka tizilombo. Zina zopanga mbatata zidzaphatikizidwa posachedwa, komabe, akutero Carrie Wohleb, Katswiri wa Zamasamba Zachigawo ku WSU ndi Mlimi Wamasamba waku America wolemba.
Akadali chida champhamvu. Tengani mbatata psyllids. Kutentha kukwera pa Meyi 1, 2021, ku Paterson, WA, pafupi ndi malire a Oregon, Potato DAS idawonetsa kuti ma psyllids akuluakulu akuyamba kusamukira kumaderawa. Kenako, dongosololi linachenjeza alimi kuti ayang'ane tizilombo ndikusankha kasamalidwe.
Mbatata DAS ilinso ndi chitsanzo cha Colorado mbatata kachilomboka. Asayansi a WSU Extension amatha kuyang'anira tizilombo tina, monga green pichesi aphid, beet leafhopper, lygus bug, ndi mbatata tuberworm mu nthawi yeniyeni. Amagwiritsa ntchito zida zapamalo kuti awone kuopsa kwa madera a tizirombo.
Njirayi, yotchedwa interpolation, imatenga malo angapo ndikulosera komwe tizilombo titha kukhala potengera kuchuluka kwa malo omwe ali ndi tizirombo tating'ono.
"Izi ndizofanana kwambiri m'njira zambiri ndi momwe zolosera zanyengo zimapangidwira, pomwe mumakoka zambiri kuchokera kumalo owonetsera nyengo ndikujambula mtundu wina wakutanthawuza kuti muwone momwe nyengo iliri m'dera lonselo, ” akutero Crowder.
Nthawi iliyonse, Cowder akuti, wogwiritsa ntchito amatha kuyang'ana deta kuchokera pa siteshoni inayake.
"Iwo amapeza pop mmwamba (zenera) lomwe limatchula masiku omwe anasonkhanitsidwa digirii ndi kuchuluka kwa tizilombo, ndiyeno amapereka ulosi wophatikizana womwe umati, 'Kutengera kuchuluka kwa tizilombo m'derali komanso zomwe zimachitika, izi ndi zomwe tikuganiza kuti mungafune kuchita. ,'” akutero Crowder.
M'tsogolomu, Wohleb akuti, pali zosankha zambiri, monga mtundu wa chitukuko cha nematode ndi kalozera wopopera mankhwala ophera tizilombo ngati omwe amaperekedwa kumbali ya zipatso zamtengo.
"Ino ndi nthawi yabwino yoti muyankhe chifukwa zinthu zikadali zatsopano komanso zosinthika," akutero Wohleb.