Knapsack Electric Pressure Sprayer Zokonda: Kukula kwa Droplet, Kuphimba, ndi Drift

Kugwiritsa ntchito mankhwala mogwira mtima kumafuna kuwongolera bwino mphamvu zamadzimadzi. Kupatuka pang'ono pamakina a zida kumayang'anira ngati zinthu zomwe zimagwira ntchito zifika zomwe mukufuna kapena kukhala mangawa a chilengedwe. Ogwiritsa ntchito nthawi zambiri amavutika ndi kugwedezeka komwe akuwafuna, kusalowa bwino kwa denga, komanso kutayika kwa mankhwala. Kupanikizika kosagwirizana, masinthidwe olakwika a nozzle, komanso kusamvetsetsana kwa kasungidwe ka madontho kumayambitsa izi.

Kudziwa bwino kuyanjana pakati pa zoikamo zokakamiza, kusankha kwa nozzle, ndi kukula kwa dontho kumasintha muyezo knapsack sprayer mu chida cholondola. Bukhuli limafotokoza zaukadaulo wamakonzedwe a sprayer. Muphunzira momwe mungakulitsire kufalikira, kuwonetsetsa kugawa kofanana, ndikuchepetsanso kuthekera kosunthika.

• Pressure Dictates Droplet Kukula: Kuchulukitsa kwa magwiridwe antchito kumachepetsa m'mimba mwake, komwe kumapangitsa kuti kachulukidwe kachuluke koma kumawonjezera chiwopsezo chakuyenda komwe mukufuna.

• Kusasinthasintha kwa Magetsi Ndikofunikira: Chopopera chamagetsi cha knapsack chimachotsa kusinthasintha kwamphamvu komwe kumachitika pamapope apamanja, kuwonetsetsa kutulutsa madontho ofanana komanso kuchuluka kwa magwiridwe antchito omwe angadziwike.

• Kusankhidwa kwa Nozzle Kumawonjezera Kupanikizika: Kudalira kokha pakusintha kwamphamvu sikungatheke; kusankha mtundu wolondola wa mphuno (monga, kulowetsa mpweya motsutsana ndi fan yokhazikika) ndiye njira yayikulu yolumikizira kukula kwa madontho kuchokera pakuthamanga.

• Zolepheretsa Zachilengedwe Zimalamula Zokonda: Zokonda bwino zimakhala zamphamvu; Kutentha kwakukulu, chinyezi chochepa, komanso kuthamanga kwa mphepo pamwamba pa 10 mph kumafuna masinthidwe achangu opita ku madontho owoneka bwino kuti asunge kutsata ndi kuchita bwino.

Zimango za Kukula kwa Droplet mu Sprayer ya Knapsack

Ogwira ntchito amayenera kupanga kukula kwa madontho kuti akwaniritse zomwe akufuna. Kumwa kwa herbicide kumafuna mphamvu yamadzi yosiyana kwambiri ndi kukhudzana ndi fungicide. Kukula kolakwika kumatengera kuchuluka kwa zinthu zomwe zimafika zomwe mukufuna ndikukhala pamenepo. Madontho amene amakhala aakulu kwambiri amathamangira m’nthaka, n’kuthira mankhwala okwera mtengo panthaka. Madontho aang'ono kwambiri amasanduka nthunzi asanakhudzidwe kapena kuwomba m'minda yoyandikana nayo. Kugwiritsa ntchito molondola kumafuna kuwongolera mwamphamvu pazosintha izi.

Mgwirizano Wosiyana Pakati pa Pressure ndi Diameter

Mphamvu zamadzimadzi zimalamula mgwirizano wokhazikika pakati pa kukakamiza ndi kukula kwa madontho. Zamadzimadzi zokanikizidwa kudzera m'mphepete mwa mazenera apamwamba kwambiri kukhala madontho abwino kwambiri. Makinawa amathyola pepala lamadzimadzi pakati pawo mwachangu pamene akutuluka nsonga ya mphuno. Kuchulukitsa kuthamanga kumachepetsa Volume Median Diameter (VMD) ya kutulutsa kopopera.

VMD ndi metric yokhazikika kwa ogwira ntchito m'munda. Imayimira kukula kwa madontho pomwe theka la voliyumu yopopera imakhala ndi madontho akulu akulu ndipo theka imakhala ndi madontho ang'onoang'ono. Kuchepetsa ndi theka la m'mimba mwake kumachulukitsa madontho onse ndi asanu ndi atatu. Kuwonjezeka kwakukulu uku kumasintha kwambiri kuyanjana kwapamtunda. Madontho ochulukirapo amatanthauza kufalikira kwa masamba. Komabe, zimawonjezeranso mwayi wosokonekera. Muyenera kulinganiza malondawa mosamala potengera zomwe zimafunikira.

Kugawa kwa Droplet Spectrum ndi Kusunga

Makampani azaulimi amagawa madontho m'magulu apadera kutengera muyezo wa ASABE S572.1. Izi zikuphatikiza Zabwino, Zapakatikati, Zowoneka bwino, komanso Zowoneka bwino. Gulu lirilonse limakhala ndi cholinga chodziwika. Muyenera kuyika magawowa kuzinthu zomwe mukufuna musanasakanize tanki.

• Zabwino / Zapakatikati: Zoyenera kukhudzana ndi fungicides ndi mankhwala ophera tizilombo. Mankhwalawa amafunikira kuphimba masamba onse chifukwa amangoteteza minyewa yomwe amakhudza.

• Coarse/Coarse: Zofunikira pa systemic herbicides monga glyphosate. Izi zimachepetsa kugwedezeka ndikubweretsa zosakaniza zomwe zimagwira ntchito zomwe mbewuyo imayamwa ndikusunthira ku mizu.

Droplet retention dynamics imapangitsa kuti ntchito ikhale yopambana. Madontho akulu kwambiri amakhala ndi mphamvu yayikulu ya kinetic. Amamenya pamwamba pa tsamba ndi mphamvu yayikulu. Mphamvu imeneyi imawapangitsa kusweka ndi kudumphadumpha. Mankhwalawa amagwera pansi m'malo momamatira ku chomeracho. Mosiyana ndi zimenezi, madontho abwino sakhala ndi unyinji woti alowe m'matanthwe owundana. Nthawi zambiri amatengeka ndi mafunde ang'onoang'ono. Kusankha sipekitiramu yolondola kumatsimikizira kuti mankhwalawo amakhalabe momwe mukufunira.

Chifukwa chiyani Knapsack Electric Pressure Sprayer Imapambana Ma Model Amanja

Kuwunika kuperekedwa kwamakina kukakamiza kumawonetsa kusiyana kwakukulu pakukhazikika kwa ntchito. Zitsanzo zamanja zimadalira khama la anthu, zomwe mwachibadwa zimasinthasintha. Mitundu yamagetsi imagwiritsa ntchito mphamvu zoyendetsedwa bwino kuti zisungidwe ndendende. Kusiyanitsa kumeneku kumakhudza mwachindunji kufanana kwa madontho ndi mphamvu zamakina m'munda.

Kuthetsa Mapiritsi a Pressure ndi Madontho

Opopera pamanja a knapsack amakhala ndi vuto lalikulu lamakina. Kuthamanga kwapampu kwa wogwiritsa ntchito kumapangitsa kuthamanga kwamphamvu. Sitiroko iliyonse yapope imakweza kupanikizika mkati mwa silinda yamphamvu. Kupuma pakati pa sitiroko kumatsitsa. Kutumiza kosafanana kumeneku kumabweretsa kuchulukirachulukira kwa madontho pamene mukuyenda pansi pamzerewu.

Panthawi yowonjezereka, sprayer imapanga chindapusa chosasunthika. Pamene kupanikizika kumatsika, kumatulutsa madontho olimba, omwe amatha kuthamanga kwambiri. Kusagwirizana kumeneku kumawononga mankhwala ndikuwononga zomera zomwe sizinali zolinga. A knapsack electric pressure sprayer imathetsa vutoli kwathunthu. Imagwiritsa ntchito pampu ya microdiaphragm yophatikizidwa ndi rheostat kapena pressure regulator. Dongosololi limakhala ndi mayendedwe opindika bwino kwambiri. VMD imakhalabe yokhazikika kuyambira koyambira koyamba mpaka komaliza, mosasamala kanthu za kutopa kwa oyendetsa.

Kuwongolera Mayendedwe Oyendetsedwa ndi Battery ndi Scalability

Mitundu yamagetsi imapereka scalability yosayerekezeka. Othandizira amatha kutseka munjira inayake ya PSI pogwiritsa ntchito kuyimba kapena mawonekedwe a digito. Izi zimathandizira kusanja bwino. Zomwe zimatuluka zimakhala zolondola mosasamala kanthu za maekala angati omwe mumaphimba patsiku. Mumayika mlingo womwe mukufuna m'munda wonsewo osaganiziranso liwiro lanu loyenda kapena kupopera kanyimbo.

Kupititsa patsogolo ku machitidwe amagetsi kumaphatikizapo masinthidwe apadera ogwirira ntchito. Muyenera kuyang'anira ndandanda yolipirira batire ndikusunga mapaketi a lithiamu-ion okonzeka. Komabe, ubwino wake umaposa kusintha kwapang'ono kumeneku. Mumapulumutsa kwambiri mankhwala kudzera mukupereka bwino madontho. Mumachepetsanso kwambiri chiwongolero kuchokera pazomwe mukufuna. Kuwongolera kwamayendedwe oyenderana ndi chofunikira chosakambitsirana pakugwiritsa ntchito akatswiri.

Kuyanjanitsa Kuphimba ndi Kulowa kwa Canopy

Kukonzekera kopopera mbewu moyenera kumawonetsetsa kuti mankhwala afika pa cholinga chachilengedwe. Muyenera kupewa kuwononga kwambiri pamene mukukulitsa mphamvu. Izi zimafunika kuwunika mawonekedwe omwe amayang'aniridwa ndikusintha njira zogwiritsira ntchito moyenera.

Makhalidwe Apamwamba Apamwamba ndi Makhalidwe a Droplet

Maonekedwe a masamba amatengera kukula kwa madontho kuti asungidwe bwino. Zomera zimasiyana mosiyanasiyana m'munda. Masamba ena amakhala ndi phula ndipo amathamangitsa madzi, zomwe zimapangitsa kuti madontho akulu azizungulira ndikugudubuzika. Ena amakhala aubweya ndipo amatchera madontho pamwamba pa epidermis yamasamba. Ambiri amakula molunjika, zomwe zimapangitsa kuti zikhale zovuta kugunda ndi ngodya yopopera yotsika.

Madontho abwino amaphimba bwino kwambiri pamalo ovuta, aubweya. Amakhazikika mofatsa komanso amamatira bwino. Komabe, iwo alibe misa. Ali ndi mphamvu zochepa kwambiri za kinetic. Chifukwa chake, sangalowe m'malo owundana ngati soya okhwima kapena burashi. Amakonda kuyika kwathunthu pamasamba apamwamba a denga. Madontho okulirapo amakhala ndi mphamvu yodutsa masamba akunja. Iwo kufika m'munsi denga ndi zimayambira mogwira mtima, zimene ndi zofunika kwa tizirombo ndi matenda.

Kukwaniritsa Vertical Coverage Uniformity

Kufanana kwa vertical coverage kumakhalabe vuto lalikulu pakugwiritsa ntchito pamanja. Othandizira nthawi zambiri amapopera molunjika pansi, kusowa pansi pa masamba. Tizirombo monga akangaude ndi whiteflies, komanso tizilombo toyambitsa matenda ambiri, timakula bwino m'madera obisikawa. Mukangovala pamwamba pa tsambalo, ntchitoyo imalephera.

Kuphatikizira chopopera chamagetsi ndi njira zinazake za wand kumathetsa izi. Pitirizani kusesa mosasinthasintha. Konzani mbali yanu yakuukira. Lozani ndodoyo m'mwamba pang'ono podutsa mbewu zazitali. Gwiritsani ntchito ma nozzles a twin-jet pama canopies ovuta. Ma nozzles awa amapopera mafani awiri aang'ono aang'ono nthawi imodzi. Mmodzi amaloza madigiri 30 kutsogolo, winawo madigiri 30 kumbuyo. Izi zimaonetsetsa kuti masamba apansi ndi mapesi oyima amalandira mankhwala ofanana pamene mukudutsa chomeracho.

Kukhathamiritsa Volume ya Carrier vs. Droplet Size

Oyendetsa ayenera kusintha voliyumu ya chonyamulira motsatira kukula kwa madontho. Voliyumu yonyamulira nthawi zambiri imayesedwa mu magaloni pa ekala (GPA) kapena magaloni pa 1000 lalikulu mapazi. Muyenera kusunga kugunda kokwanira kwa madontho pa sentimeta imodzi kuti mankhwalawo agwire ntchito. Mukasinthira ku mphuno yolimba kuti muchepetse kugwedezeka, mumatulutsa madontho ochepa. Kuti mupitirize kuphimba, muyenera kuwonjezera kuchuluka kwa madzi.

Lingaliro lolakwika lofala likuvutitsa makampani. Ogwiritsa ntchito ambiri amakhulupirira kuti kupanikizika kwambiri ndi njira yabwino yowonjezerera kulowera kwa denga. Izi ndi zabodza. Kuthamanga kwakukulu kumangopangitsa kuti madontho ang'onoang'ono asunthike kapena kusuntha asanafike padenga. M'malo mwake, limbikitsani ma voliyumu apamwamba kwambiri. Gwiritsani ntchito mphuno yowawa kwambiri ndikuthira madzi ambiri pa ekala imodzi. Phatikizani izi ndi ngodya zoyenera za nozzle. Dongosololi limatsimikizira kulowa kwa denga lakuya popanda kuwonjezera kuthekera kogwedezeka.

Mitigating Spray Drift: Zida ndi Kuwongolera Zachilengedwe

Drift ndiye gwero lalikulu la chindapusa chowongolera. Zimayambitsa mikangano yoyandikana nawo ndikuwononga zinthu zodula. Kuwongolera drift ndi njira yosasinthika yopambana pa ntchito iliyonse yopopera. Muyenera kukhazikitsa zida zolimba komanso zowongolera zachilengedwe musanatsegule valavu ya wand.

Kusiyanitsa Particle Drift vs. Vapor Drift

Ogwira ntchito ayenera kumvetsetsa kusiyana kwakukulu pakati pa mitundu ya drift. Particle Drift ndikusuntha kwamphamvu kwa madontho opopera pomwe akugwiritsa ntchito. Mphepo imagwira timadontho ting'onoting'ono ndikuwathamangitsira kutali ndi komwe akufuna. Mumawongolera mwachindunji kusuntha kwa tinthu kudzera pamakonzedwe a sprayer, kusankha kwa nozzle, ndi kutalika kwa boom.

Kusuntha kwa mpweya ndikosiyana kwambiri. Ndiko kusinthasintha kwa mankhwala kukhala gasi pambuyo pa ntchito. Madziwo amasanduka nthunzi ndipo amachoka pamalopo, nthawi zina maola kapena masiku angapo pambuyo pake. Zokonda za sprayer sizingayimitse kusuntha kwa nthunzi. Othandizira ayenera kusankha njira zochepetsera kusinthasintha kuti aletse izi. Pewani kugwiritsa ntchito mankhwala omwe amasinthasintha ngati ma ester ena a 2,4-D pa kutentha kwambiri.

Zida-Level Drift Mitigation Strategies

Kusankhidwa kwa zida zotsogola kumathandizira kuchepetsa kugwedezeka kwamphamvu. Mpweya wolowetsa mpweya (venturi) ndi wothandiza kwambiri. Amakoka mpweya mumtsinje wamadzimadzi mkati mwa thupi la mphuno kudzera m'mabowo ang'onoang'ono. Izi zimapanga madontho akulu, odzazidwa ndi mpweya. Madonthowa ndi olemera kwambiri moti sangatengeke ndi mphepo. Likakhudza tsambalo, limaphwanyika kukhala madontho abwino kwambiri. Izi zimapereka chiwongolero cha madontho owoneka bwino ophatikizidwa ndi kuphimba bwino kwa madontho.

Kusankha kwamphamvu kwa nozzle kumalola ogwiritsa ntchito kusintha kukula kwa dontho popanda kusintha kupanikizika kwa utsi. Izi zimagawaniza mitundu iwiriyi kuti ikhale yowongolera kwambiri. Mutha kukhalabe ndi kuthamanga kwapadera kwinaku mukuchepetsa kwambiri kutengeka.

• Drift Retardant Adjuvants: Zowonjezera za tankizi zimasintha kukhuthala kwamadzi. Amamanga ting'onoting'ono ting'onoting'ono, kuchepetsa chiwerengero cha madontho abwino opangidwa ndi nozzle popanda kusintha kuthamanga kwa ntchito.

• Physical Drift Guards: Gwirizanitsani zophimba zapulasitiki kapena ma cones kumapeto kwa wand. Izi zimatchinga mphepo kuti isagwirizane ndi makina opopera, kukulolani kupopera pafupi ndi malire ovuta.

• Mafani a Low-Drift Flat: Gwiritsani ntchito mapangidwe oyambira kale kuti muchepetse kupanikizika kwamkati pomwe patuluka potuluka, ndikupanga madontho okulirapo pazokakamiza wamba.

Zolinga Zachilengedwe ndi Kutsata

Nyengo yaying'ono imakhudza kwambiri chitetezo cha ntchito. Kutentha kwa kutentha kumatchera madontho abwino pafupi ndi nthaka. Panthawi ya kutembenuka, mpweya wozizira umatsekeredwa pansi pa mpweya wofunda, kuteteza kusakanikirana kofanana. Utsi tinthu tating'onoting'ono timalendewera mumlengalenga ndikuyenda mosayembekezereka mtunda wautali. Chinyezi chachibale chimakhudza kuphulika. Chinyezi chochepa chimapangitsa kuti madontho abwino asungunuke kukhala ma aerosols osunthika pakati pa mpweya. Kuthamanga kwa mphepo kumakankhira madontho kuchoka panjira.

Ogwira ntchito akuyenera kukhazikitsa chigamulo chotsatira cha go/no-go potengera zomwe zikuchitika munthawi yeniyeni. Osadalira kulosera. Gwiritsani ntchito mita yanyengo kuti mutsimikizire zomwe zili patsamba lenilenilo.

Zowopsa Zogwiritsa Ntchito ndi Kuwongolera Mapangidwe

Makina opopera magetsi abwino kwambiri alibe ntchito ngati sawunikidwa bwino. Kusakonza bwino kumawononga kulondola kwa ntchito. Muyenera kukhazikitsa ndondomeko zoyendetsera bwino kuti muwonetsetse kuti zamoyo zikuyenda bwino komanso chitetezo cha chilengedwe. Kugwiritsa ntchito mankhwala ochulukirapo kumawotcha mbewu ndikuwononga ndalama. Kugwiritsa ntchito pang'ono kumalephera kuwongolera tizilombo tomwe tikufuna.

Kupanikizika kwapang'onopang'ono ndi Kuwongolera kwa Flow Rate

Kuwongolera kolondola kumafanana ndi kutulutsa kwa sprayer ndi liwiro loyenda. Njira ya 1/128th acre ndiyo muyezo wamakampani pamachitidwe amanja ndi zikwama. Zimathandizira masamu ofunikira kudziwa magaloni pa ekala chifukwa pali ma ounces amadzimadzi 128 mu galoni.

1. Yezerani malo oyesera potengera kukula kwa wand swath. Ngati kutalika kwanu ndi mainchesi 18, yezani njira ya 227 mapazi.

2. Lembani nthawi yeniyeni yomwe imatenga kuti muyende panjira yabwino komanso yokhazikika yogwirira ntchito. Chitani izi m'munda weniweni, osati pamtunda.

3. Khazikitsani sprayer yanu yamagetsi ku mphamvu yomwe mukufuna.

4. Thirani madzi mumtsuko woyezera nthawi yeniyeni yolembedwa mu gawo lachiwiri.

5. Yezerani madzi osonkhanitsidwa mu ma ounces amadzimadzi. Chiwerengero cha ma ounces osonkhanitsidwa chikufanana ndi kuchuluka kwa ntchito yanu mu magaloni pa ekala. Ngati mutenga ma ounces 15, mulingo wanu ndi 15 GPA.

Nthawi zonse tsimikizirani zotulutsa zenizeni motsutsana ndi tchati cha nozzle cha wopanga. Ngati ma ounces anu omwe mwasonkhanitsidwa sakufanana ndi tchati cha kukakamiza komwe mwasankha, mphuno yanu imatha kuvala ndipo ikufunika kusinthidwa.

Zinthu Zosamalira Zomwe Zimakhudza Kukhulupirika kwa Droplet

Kuvala kwa zida kumawononga mwachindunji kukhulupirika kwa madontho. Ma polima ndi amkuwa amatha kutha mwachangu akagwiritsidwa ntchito kwambiri. Mankhwala a abrasive, monga ufa wonyowa, amafulumizitsa njirayi. Kuwonongeka kwa orifice kumawonjezera kuchuluka kwa kuthamanga. Imakhotetsanso mawonekedwe a madontho kuti akhale okulirapo, osalingana. Yang'anani ma nozzles pafupipafupi kuti muwone mawonekedwe opopera asymmetrical kapena mizere yolemetsa.

Tsatirani ndondomeko yoletsa kusamala. Yeretsani zosefera zam'mizere ndi zowonera tsiku lililonse pogwiritsa ntchito burashi yofewa, osati waya kapena pini. Mawonekedwe otsekeka amayambitsa kutsika kwamphamvu komanso kuyenda kosagwirizana. Yang'anani ma diaphragms a pampu mwezi uliwonse ngati muli ndi zizindikiro za kutopa kapena kuwonongeka kwa mankhwala. Bwezerani mphete za O-mphete mu gulu la wand kuti mupewe kutuluka kwa mpweya ndi cavitation. Kukonzekera koyenera kumatsimikizira kuti zida zanu zimagwira ntchito mofanana ndi momwe zilili.

Mapeto

• Yang'anani zolemba zanu zapanopa ndikutaya maupangiri amkuwa kapena ma polima omwe akuwonetsa mavalidwe owoneka kapena ma asymmetrical.

• Ikani mumtsuko wapamwamba kwambiri wowongolera ndi anemometer ya m'manja kuti muyeze liwiro la mphepo molondola pamalopo.

• Kusintha kupita ku makina opopera opopera magetsi kuti mukhazikitse ma protocol anu ndikuchotsa kusinthasintha kwamphamvu.

• Khazikitsani ndandanda yovomerezeka yowunikiridwa isanakwane kwa onse ogwira ntchito kuti apewe ngozi.

FAQ

Q: Kodi kupanikizika kumakhudza bwanji kukula kwa dontho mu chopopera cha knapsack?

Yankho: Kuchulukirachulukira kumapangitsa kuti madzi azitha kulowa m'mphuno mwachangu, ndikumeta madziwo kukhala madontho ang'onoang'ono. Kuchepetsa kuthamanga kumatulutsa timadontho tokulirapo, olemera. Kuthamanga kwakukulu kumawonjezera kuphimba koma kumawonjezera chiopsezo choyenda.

Q: Kodi pali kusiyana kotani pakati pa particle drift ndi vapor drift?

A: Particle drift ndi kuwomba kwa madontho amadzimadzi omwe amawomba pomwe akupopera mankhwala, komwe kumatha kuwongoleredwa ndikutsitsa kuthamanga kapena kugwiritsa ntchito ma nozzles okulirapo. Kutengeka kwa nthunzi kumachitika pamene mankhwala amasanduka nthunzi kukhala gasi akagwiritsidwa ntchito ndikuchoka pamalopo, zomwe zimatengera kutentha ndi kapangidwe ka mankhwala, osati makonzedwe a sprayer.

Q: Kodi kukula kwa madontho abwino kwambiri pakugwiritsa ntchito mankhwala a herbicide ndi ati?

Yankho: Madontho olimba mpaka olimba kwambiri ndi abwino kwa mankhwala a herbicides kuti achepetse kutengeka komwe akufuna, kwinaku akupereka mpata wokwanira wamayamwidwe wamasamba osadumphira pamalo omwe mukufuna.

Q: Chifukwa chiyani chopopera changa chamagetsi cha knapsack chimatulutsa nkhungu yochuluka?

Yankho: Kusokonekera kwambiri kumachitika chifukwa chogwira ntchito pamitsempha yokwera kwambiri pamphuno yomwe mwasankha, kapena kugwiritsa ntchito bomba lomwe lawonongeka lomwe limalephera kuwongolera bwino pepala lamadzimadzi.

Q: Kodi ndingasinthe kukula kwa dontho popanda kusintha kupanikizika?

A: Inde, njira yabwino kwambiri yosinthira kukula kwa madontho osasintha kuchuluka kwa madontho kapena kuthamanga ndikusinthira ku mtundu wina wa mphuno, monga cholumikizira mpweya, chomwe chimasintha mawonekedwe a dontho.

Q: Kodi kutentha ndi chinyezi kumakhudza bwanji kupopera?

Yankho: Kutentha kwakukulu ndi chinyezi chochepa kumapangitsa kuti madontho ang'onoang'ono asungunuke mwachangu mkati mwa mpweya, kuwasandutsa tinthu tating'onoting'ono ta aerosol tisanafike komwe mukufuna.

Q: Ndikangati ndiyenera kuwongolera chopopera changa cha knapsack?

Yankho: Kulinganiza kuyenera kuchitika kumayambiriro kwa nyengo iliyonse, nthawi iliyonse mukasinthana nozzles, kapena kusintha makonzedwe amankhwala kuti muwonetsetse kuti kagwiritsidwe ntchito kake.