PAKATI PA MBEWU YOPHUNZITSA, MAPITI OTHAMANGIRA KWAMBIRI ATHA KUDZIWIKA KWA KUSINTHA PAMODZI KOMANSO KUMADYA MBEWU ZOKHA.
Pali nthawi zina zomwe mumalakalaka kuti pivot yanu itha kuyenda mozungulira mundawo mwachangu pang'ono ... mwina ngakhale kawiri mwachangu. Kusavuta kwa gawoli kumaonekera pakakhala kofunikira kusunthira chikondicho pobzala kapena kukolola.
Komabe, liwiro lalitali kwambiri lomwe limalola kuthirira liwiro lowirikiza kawiri limabweretsa maubwino ambiri aukatswiri. Mwachitsanzo, kugwiritsa ntchito mopepuka kungagwiritsidwe ntchito kuziziritsa mbewu, kupeza njira yolondola yothirira mankhwala, kapena kuthirira mbewu zazing'ono zomwe zangobzalidwa kumene.
Pali njira ziwiri zofulumira zomwe zilipo. Choyamba chinawonekera zaka ziwiri zapitazo pamene Valley idatulutsa X-Tec Drive yake ndi liwiro lapamwamba la 37.5 mapazi pamphindi. Izi zimalola chimake cha nsanja zisanu ndi ziwiri kuti zisinthe kwathunthu pafupifupi maola anayi.
Malinga ndi Chris Righter ndi Valley, X-Tec Drive imaphatikiza mota wa DC wapamwamba ndi ukadaulo wake wa FastPass woperekera mphamvu nthawi zonse pamtunda wina uliwonse.
Kenako, chaka chatha Lindsay adalowa nawo pagulu la opanga ma liwiro othamanga ndi Zimmatic 9500HS yake. Malinga ndi Wade Sikkink wa Lindsay, 9500HS imagwiritsa ntchito mota wothamanga kwambiri womwe ungagwire kawiri kuthamanga kwanthawi zonse kubisa bwalo mkati mwa nthawiyo, koma itha kuyikidwanso pamtunda wothamanga theka kuti usinthike bwino.
Makina onse a Valley ndi Zimmatic atha kupangidwanso kukhala pivot posintha zinthu zofunikira, kuphatikiza ma mota oyendetsa pakati.
MAFUNSO A MAPATIKI OYESERA
Pakadali pano, Ken Goodall ku Reinke Manufacturing akuwonetsa kuti, "Ndi ma mota othamanga kwambiri masiku ano pazida zapakati, komanso kugwiritsa ntchito matayala ataliatali, pivot yoyambira pakati pa kilomita imodzi imatha kuzungulira kosakwana maola asanu ndi awiri. Kuthamanga kwambiri kumatha kukwaniritsidwa ngati kuli kofunikira, koma sikofunikira kwenikweni. ”
Kumbali inayi, Dave Thom wa TL Irrigation, akufotokoza kuti kampani yake imatha kupanga pivot yofananira pafupifupi malingaliro amakasitomala onse, kuphatikiza maulendo othamanga kwambiri.
"Pivot yapakati pa kilomita imodzi imapangidwa kuti igwiritse ntchito gawo limodzi mwa magawo atatu a madzi pakusintha kulikonse," akutero. "Komabe, popeza zida zathu zonse zimayendetsedwa ndi magetsi, ndipo pafupifupi chilichonse chathu chimapangidwa kuti chizigwiritsidwa ntchito, ndi nkhani yokhayo yopangira ma hydraulic pump ndi mizere yamafuta kuti ikwaniritse zomwe makasitomala amafunikira," a Thom akufotokoza. “Magalimoto athu opangira ma hydraulic alibe RPM yokhayokha ngati mota yamagetsi, chifukwa chake sitikugunda kuthamanga kwambiri kwama mota, ngakhale titapanga chikwangwani chomwe chingasinthe kwathunthu m'maola asanu ndi limodzi.
"Chomwe timakonda kukankhira nthawi zonse ndi kuyenda kosalekeza kwa ma hydraulic drive paliponse," akutero a Thom, akuwona kuti kuyenda kosayima ndiye chinthu chachikulu chomwe chimayendera ma mota a DC pazizindikiro zamagetsi zomwe zimaperekedwa tsopano. “Ngati mukuthira mankhwala opha tizilombo kapena tizilombo tothamanga kwambiri, simufuna kusagwirizana; ndipo chikatikati cha chikwapu chikamayenda mofulumira kwambiri, m'pamenenso kavalidwe kake kankakhotakhota komanso kotchinga kamayendedwe kamayamba kuchepa. ”
Chosowa chomwe chimatchulidwa kwambiri pazoyendetsa zothamanga kwambiri ndi kugwiritsa ntchito mankhwala, Sikkink akufotokoza. "Zimakupatsani mwayi wogwiritsa ntchito mankhwala mwachangu, kuphatikiza apo, zimakupatsani mwayi wogwiritsa ntchito mankhwala moyenera, zomwe ndizofunikira pazinthu zina."
KULINGALIRA KWA CHIKHALIDWE
Malinga ndi a Troy Peters, pulofesa wa ukadaulo waukadaulo ku Washington State University, mankhwala angapo ophera tizilombo (makamaka omwe amagwiritsidwa ntchito poletsa tizilombo toyambitsa matenda monga zowola, nkhungu, ndi ma wilts) amayenera kugwiritsidwa ntchito m'malo omwe amalola kuti mankhwalawo akhalebe masamba. Ngati pivot imayenda mwachangu kuposa nthawi zonse, imatha kuthira madzi ochepa ndikugwiritsa ntchito mankhwala ozama kwambiri kuti mankhwalawo asamathamange masamba.
Mosiyana ndi njira yothirira, yomwe ili ndi cholinga cholowetsa madzi m'nthaka, pivot yofulumira imatha kupaka mankhwala moyandikira pafupi ndi wopopera, omwe cholinga chake ndikuthirira masamba.
Valley's Righter ivomereza kuti kuthirira kwothamanga kwambiri kumathandizanso opanga chimanga kuti azipaka mankhwala a fungus kumapeto kwa nyengo. M'malo molipirira kuti agwiritse ntchito mlengalenga, opanga amatha kugwiritsa ntchito mankhwalawo kawiri kuposa liwiro la pivot wamba ndi madzi ochepa.
Chofunikanso kwambiri, kuthirira mwamphamvu kwambiri kumalola opanga ngati abale a Grimm, omwe ali ndi Precision Farms pafupi ndi Hiawatha, Kansas, kuti aziziritsa chimanga masiku otentha kwambiri.
MBEWU ZOzizira
Pozindikira kuti kutentha padenga nthawi zambiri kumakhala 10 ° F. Kuposa kutentha kwakunja, woyang'anira ma Farm Precision a Galen Grimm akuwonjezera kuti, "Nditha kupanga kalozera kupanga njira ziwiri zoziziritsira masana pomwe ndi 105 ° F. Pa liwiro lonse, zimangotenga pafupifupi maola ½ kupita. Titha kuziziritsa mbewu zathu posinthasintha mwachangu ndikuzitumiziranso, masana amodzi, "Grimm akuwonjezera, akuwunikanso kuti amagwiritsanso ntchito chikhochi kupangira madzi ochepa.
Sikkink akuwonetsa kuti kuthekera kogwiritsa ntchito mankhwala mwachangu kwakhala kopatsa chidwi makamaka kwa alimi a mbatata ndi omwe amalima masamba omwe amafunika kuziziritsa mbewu zomwe zimatha kutentha nthawi yotentha. Zimathandizanso mlimi kuti azipaka mapesi pafupipafupi kuti akhale ndi dothi lonyowa mutabzala, kuti mbewu zazing'ono zisawombe, komanso kuti zikule bwino.
Koma posachedwapa, alimi a nyemba aona phindu ndi ulimi wothirira wothamanga kwambiri. Monga Sikkink akufotokozera, alimi a nyemba nthawi zambiri amasiya kuthirira masiku asanu kapena asanu ndi awiri asanakolole, zomwe zimapangitsa kuti mbewuyo ikhale yovuta kwambiri.
"Ndi kuthirira kwothamanga kwambiri, amatha kupitiliza kupanga zowala, zofunsira pafupipafupi kuti mtengowo uziziziritsa komanso kunyowa, pomwe mbewu zimauma kuchokera pansi," akutero. “Izi zimathandiza mlimi kudikirira mpaka pafupi masiku atatu asanadule kuti asiye kuthirira. Ndiye, akangotsitsa udzu kumunda, amatha kuyambiranso kuthirira. Popeza mbewu zapita masiku ochepa opanda madzi, zimabwereranso mwachangu, ndipo kafukufuku wasonyeza kuti zokolola ndizokwera kwambiri.
MITU YA NKHANI YOYAMBA IMADWETSA NTHAWI YAKE NYENGO
Kafukufuku wopangidwa ndi University of Arkansas adapeza kuti mitengo yothira zitsime imachepa nthawi yayitali. Kafukufukuyu adapeza kuti zitsime zisanu ndi chimodzi mwa 28 zadzikolo zidatsika kuposa 30% nthawi yachilimwe. Kutsika kwapakati kunali 19% pazitsime zonse.
Darrel Martin ndi Derek Herren ku Yunivesite ya Nebraska akuchenjeza kuti kutulutsa bwino madzi kumadziwikanso ku Great Plains, "koma tilibe chidziwitso monga ku Arkansas," akutero. “Mfundo ndiyakuti ma pivivoti ambiri amakumana ndi kusintha kwa mayendedwe mkati mwa nyengo. Popeza ma pivots ambiri amagwiritsa ntchito zowongolera zamagetsi, kulowa kwa pivot sikungadutse komwe kuyikidwako kapena kapangidwe kake. Chifukwa chake zikuluzikulu ziyenera kuti zikuyenda bwino kwambiri kuposa momwe zidagwiritsidwira ntchito koyambirira.
Muzikhala adakhala ndi kuti aika ndemanga.