Kodi mitundu yosiyanasiyana ya herbicides ndi iti?

Mankhwala a herbicidesndimankhwala aulimiamagwiritsidwa ntchito poletsa kapena kuchotsa zomera zosafunikira (udzu). Mankhwala a herbicides atha kugwiritsidwa ntchito paulimi, ulimi wamaluwa, ndi kukongoletsa malo kuti achepetse mpikisano pakati pa udzu ndi mbewu pazakudya, kuwala, ndi malo polepheretsa kukula kwake. Kutengera ndi momwe amagwiritsidwira ntchito komanso momwe amagwirira ntchito, mankhwala ophera udzu amatha kugawidwa ngati osankha, osasankha, omwe angoyamba kumene, akubwera,kukhudzanandimankhwala herbicides.

Pali mitundu yanji ya mankhwala ophera udzu?

Kutengera kusankha

Kusankha Herbicides

Mankhwala osankha herbicides amapangidwa kuti azilimbana ndi udzu winawake ndikusiya mbewu zomwe mukufuna. Izi nthawi zambiri zimagwiritsidwa ntchito posamalira udzu popanda kuwononga mbewu.

Kugwiritsa Ntchito Moyenera:

Mankhwala osankha herbicides ndi abwino kwa nthawi yomwe mitundu ina ya udzu iyenera kuwongoleredwa popanda kuwononga chomera chomwe mukufuna. Amagwiritsidwa ntchito kwambiri:

Mbewu: tetezani mbewu monga chimanga, tirigu ndi soya ku udzu.

Udzu ndi turf: Kuchotsa udzu monga dandelions ndi clover popanda kuwononga udzu.

Minda yokongoletsera: kusamalira udzu pakati pa maluwa ndi zitsamba.

Zofunika:

2,4-D

Mitundu yolimbana ndi udzu: dandelions, clover, chickweed, ndi namsongole wina wamasamba.

Ubwino wake: Wogwira ntchito motsutsana ndi udzu wamitundu yosiyanasiyana, samawononga udzu wa udzu, zotsatira zake zimawonekera mkati mwa maola ochepa.

Zochita: Zosavuta kugwiritsa ntchito, zochita mwadongosolo, kuyamwa mwachangu komanso mawonekedwe owoneka.

Dicamba 48% SL

Mapangidwe ena: 98% TC; 70% WDG

Udzu Waudzu: Udzu wa Broadleaf kuphatikizapo bindweed, dandelions, ndi nthula.

Ubwino wake: Kuwongolera kwabwino kwa namsongole kosalekeza, kungagwiritsidwe ntchito mu mbewu za udzu ndi msipu.

Mawonekedwe: Mankhwala a herbicides, amayendayenda muzomera, kuwongolera kwanthawi yayitali.

Mankhwala Osasankha Herbicides

Mankhwala osasankha herbicides ndi mankhwala opha udzu omwe amapha zomera zilizonse zomwe akumana nazo. Izi zimagwiritsidwa ntchito pochotsa madera omwe mbewu sizikula.

Kugwiritsa Ntchito Moyenera:

Mankhwala osasankha herbicides ndioyenera kwambiri kumadera komwe kukufunika kuletsa mmera kwathunthu. Ndioyenera:

Kuchotsa malo: asanamangidwe kapena kubzala.

Madera a mafakitale: mozungulira mafakitale, m'mphepete mwa misewu ndi njanji komwe zomera zonse ziyenera kuchotsedwa.

Njira ndi njira zoyendetsera: kuteteza zomera kuti zisakule.

Zofunika:

Glyphosate 480g/l SL

Mapangidwe ena: 360g/l SL, 540g/l SL, 75.7%WDG

Mitundu yolimbana ndi udzu:Chaka ndi chakandiosathaudzu ndi udzu, udzu, ndi zomera zamitengo.

Ubwino wake: Ndiwothandiza kwambiri pakuletsa kumera kwathunthu, machitidwe adongosolo amawonetsetsa kutheratu.

Mawonekedwe: Amatengedwa kudzera mumasamba, amasamutsidwa ku mizu, mitundu yosiyanasiyana (yokonzeka kugwiritsidwa ntchito, imayika).

Paraquat 20% SL

Mapangidwe ena: 240g/L EC, 276g/L SL

Udzu Wolimbana ndi Udzu: Zowoneka bwino, kuphatikiza udzu wapachaka, udzu wamasamba, ndi namsongole wam'madzi.

Ubwino wake: Kuchita mwachangu, osasankha, ogwira ntchito m'malo osalima.

Mawonekedwe: Kulumikizana ndi herbicide, kumafuna kusamala mosamala chifukwa cha kawopsedwe wamkulu, zotsatira zaposachedwa.

Kutengera Nthawi Yogwiritsa Ntchito

Pre-Emergent Herbicides

Mankhwala opha udzu asanamere amawathira udzu usanamere. Amapanga chotchinga cha mankhwala munthaka chomwe chimalepheretsa njere za udzu kumera.

Kugwiritsa Ntchito Moyenera:

Mankhwala opha udzu asanamere ndi abwino poletsa udzu kumera ndipo amagwiritsidwa ntchito mofala mu:

Udzu ndi minda: kuletsa udzu kumera m'chaka.

Kulima: Chepetsani mpikisano wa udzu musanabzale mbewu.

Mabedi amaluwa okongola: sungani mabedi aukhondo, opanda udzu.

Zofunika:

Pendimethalin 33% EC

Zolemba zina: 34% EC, 330G / L EC, 20% SC, 35% SC, 40SC, 95% TC, 97% TC, 98% TC

Udzu Waudzu: Udzu wapachaka ndi namsongole wamasamba monga nkhanu, foxtail, ndi goosegrass.

Ubwino wake: Kusamalira mbewu zisanamere kwa nthawi yayitali, kumachepetsa kuthamanga kwa udzu, kotetezeka ku mbewu zosiyanasiyana ndi zokongoletsera.

Mawonekedwe: Mapangidwe amadzi, osavuta kugwiritsa ntchito, chiwopsezo chochepa chovulaza mbewu.

Trifluralin

Udzu Waudzu: Mitundu yosiyanasiyana ya namsongole wapachaka kuphatikizapo barnyardgrass, chickweed, ndi lambsquarters.

Ubwino wake: Kuthetsa udzu usanamere msanga, yoyenera minda ya masamba ndi maluwa.

Zofunika: Dothi-incorporated herbicide, imapereka chotchinga chamankhwala, zochita zotsalira zazitali.

Mankhwala a Herbicides a Post-Emergent

Mankhwala ophera udzu akamera amathiridwa udzu ukatuluka. Mankhwala ophera udzuwa ndi othandiza polimbana ndi namsongole.

Kugwiritsa Ntchito Moyenera:

Mankhwala ophera udzu akamera amagwiritsidwa ntchito kupha udzu womwe watuluka ndipo ukukula mwachangu. Ndioyenera:

Mbewu: Chepetsani udzu umene umamera mbeu ikamera.

Kapinga: Kuchiza udzu womwe wamera muudzu.

Minda yokongoletsera: yochizira namsongole pakati pa maluwa ndi zitsamba.

Zofunika:

Clethodim 24% EC

Mapangidwe ena: Clethodim 48% EC

Udzu Waudzu: Udzu wapachaka komanso wosatha monga foxtail, johnsongrass, ndi barnyardgrass.

Ubwino wake: Kuwongolera kwabwino kwa mitundu ya udzu, yotetezedwa ku mbewu za masamba otambalala, zotuluka mwachangu.

Zachilengedwe: Mankhwala a herbicide, omwe amatengedwa ndi masamba, amasamutsidwa ku mbewu yonse.

Kutengera zochita

Lumikizanani ndi Herbicides

Kukhudzana ndi herbicides kupha mbewu zokhazo zomwe zakhudza. Amagwira ntchito mwachangu ndipo amagwiritsidwa ntchito makamaka poletsa udzu wapachaka.

Kugwiritsa Ntchito Moyenera:

Mankhwala opha udzu amasonyezedwa kuti athetse udzu mwachangu, kwakanthawi. Ndioyenera:

Thandizo lokhazikika: madera okhawo kapena udzu womwe uyenera kuthandizidwa.

Minda yaulimi: Kuwongolera mwachangu namsongole pachaka.

Malo okhala m'madzi: kuwongolera udzu m'madzi.

Zofunika:

Kuchepetsa 15% SL

Mapangidwe ena: Diquat 20% SL, 25% SL

Udzu Wolimbana ndi Udzu: Mitundu yotakata kuphatikiza udzu wapachaka ndi udzu wamasamba.

Ubwino wake: Kuchitapo kanthu mwachangu, kothandiza m'malo aulimi ndi am'madzi, ndikwabwino pochiza mawanga.

Mawonekedwe: Kulumikizana ndi herbicide, kumasokoneza ma cell, zotsatira zowoneka mkati mwa maola.

Mankhwala a Herbicides

Mankhwala a herbicides amatengedwa ndi chomeracho ndikuyenda m'minyewa yake, kupha mbewu yonse kuphatikiza mizu yake.

Kugwiritsa Ntchito Moyenera:

Mankhwala a herbicides ndi abwino pothana ndi udzu kwanthawi yayitali, kuphatikiza mizu. Amagwiritsidwa ntchito:

Farmland: Kuwongolera udzu osatha.

Minda ya zipatso ndi minda yamphesa: ya udzu wolimba, wozama kwambiri.

Malo osalima: kuwongolera zometa kwa nthawi yayitali mozungulira nyumba ndi zomangamanga.

Zofunika:

Glyphosate 480g/l SL

Mapangidwe ena: 360g/l SL, 540g/l SL, 75.7%WDG

Udzu Waudzu: Udzu wapachaka komanso wosatha, udzu, udzu, ndi zomera zamitengo.

Ubwino: Zothandiza kwambiri, zimatsimikizira kutheratu, kudalirika komanso kugwiritsidwa ntchito kwambiri.

Mbali: zokhudza zonse herbicide, otengedwa ndi masamba, anasamutsidwa ku mizu, kupezeka zosiyanasiyana formulations.

Imazethapyr Herbicide - Oxyfluorfen 240g/L EC

Mapangidwe ena: Oxyfluorfen 24% EC

Udzu Waudzu: Kulamulira kwa mbeu za nyemba zokulirapo, kuphatikiza udzu wapachaka ndi udzu.

Ubwino wake: Wothandiza komanso wotetezeka ku mbewu za nyemba, kuwongolera kwanthawi yayitali, kuwonongeka kochepa kwa mbewu.

Mbali zake: Mankhwala a herbicides, omwe amatengedwa ndi masamba ndi mizu, amasamutsidwa kuchomera, kuletsa udzu wambiri.