Nkhani
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Udindo ndi mlingo wa owongolera kukula kwa zomera omwe amagwiritsidwa ntchito kwambiri
Oyang'anira kukula kwa zomera amatha kusintha ndikuwongolera kukula kwa zomera, kusokoneza mwadala kuwonongeka komwe kumachitika chifukwa cha zinthu zoyipa ku zomera, kulimbikitsa kukula kwamphamvu ndikuwonjezera zokolola. 1. Choyambitsa maselo a zomera, chingathandize kumera, kuzika mizu, ndikuchepetsa kufooka kwa zomera...Werengani zambiri -
Kusiyana pakati pa DEET ndi BAAPE
DEET: DEET ndi mankhwala ophera tizilombo omwe amagwiritsidwa ntchito kwambiri, omwe amatha kuchepetsa asidi wa tannic womwe umalowetsedwa m'thupi la munthu pambuyo poti udzudzu waluma, zomwe zimakwiyitsa khungu pang'ono, choncho ndi bwino kuupopera pa zovala kuti musakhudze khungu mwachindunji. Ndipo mankhwalawa akhoza kuwononga mitsempha pamene...Werengani zambiri -
Prohexadione, paclobutrazol, mepiclidinium, chlorophyll, kodi zinthu zolepheretsa kukula kwa zomerazi zimasiyana bwanji?
Choletsa kukula kwa zomera ndi chofunikira kwambiri pakubzala mbewu. Poyang'anira kukula kwa zomera ndi kubereka kwa mbewu, ubwino wabwino komanso zokolola zambiri zitha kupezeka. Zoletsa kukula kwa zomera nthawi zambiri zimaphatikizapo paclobutrazol, uniconazole, peptidomimetics, chlormethalin, ndi zina zotero. Monga ...Werengani zambiri -
Zizindikiro za ntchito ya fluconazole
Fluoxapyr ndi mankhwala ophera bowa otchedwa carboxamide fungicide omwe amapangidwa ndi BASF. Ali ndi mphamvu zabwino zopewera komanso zochizira. Amagwiritsidwa ntchito popewa ndikuwongolera matenda a bowa amitundu yosiyanasiyana, mitundu yosachepera 26 ya matenda a bowa. Angagwiritsidwe ntchito pa mbewu pafupifupi 100, monga chimanga, nyemba, mbewu zamafuta,...Werengani zambiri -
Zotsatira zoyipa za Florfenicol
Florfenicol ndi chinthu chopangidwa ndi monofluoro chochokera ku thiamphenicol, mawonekedwe ake ndi C12H14Cl2FNO4S, ufa woyera kapena woyera pang'ono, wopanda fungo, wosungunuka pang'ono m'madzi ndi chloroform, wosungunuka pang'ono mu glacial acetic acid, wosungunuka mu Methanol, ethanol. Ndi m'bale watsopano...Werengani zambiri -
Ntchito zazikulu 7 za gibberellin ndi njira zinayi zodzitetezera, alimi ayenera kumvetsetsa pasadakhale asanagwiritse ntchito
Gibberellin ndi homoni ya zomera yomwe imapezeka kwambiri m'boma ndipo imagwira ntchito m'njira zambiri zamoyo monga kukula ndi chitukuko cha zomera. Ma Gibberellin amatchedwa A1 (GA1) mpaka A126 (GA126) malinga ndi dongosolo la kupezedwa. Ili ndi ntchito yolimbikitsa kumera kwa mbewu ndi kupanga...Werengani zambiri -
Mankhwala opha tizilombo a Florfenicol
Mankhwala opha tizilombo toyambitsa matenda Florfenicol ndi mankhwala opha tizilombo omwe amagwiritsidwa ntchito kwambiri, omwe amapanga mphamvu ya bacteriostatic ya ma spectrum ambiri mwa kuletsa ntchito ya peptidyltransferase, ndipo ali ndi ma bacterial spectrum ambiri. Mankhwalawa amayamwa mwachangu pakamwa, amafalikira kwambiri, ndipo amakhala ndi nthawi yayitali...Werengani zambiri -
Momwe mungasamalire ntchentche ya madontho
Ntchentche ya madontho inachokera ku Asia, monga India, Vietnam, China ndi mayiko ena, ndipo imakonda kukhala m'mphesa, zipatso zamwala ndi maapulo. Pamene ntchentche ya madontho inalowa m'dziko la Japan, South Korea ndi United States, inkaonedwa ngati tizilombo towononga kwambiri. Imadya...Werengani zambiri -
Pinoxaden: Mtsogoleri wa Mankhwala Ophera Tizilombo ku Tirigu
Dzina lachingerezi la Pinoxaden; dzina la mankhwala ndi 8-(2,6-diethyl-4-methylphenyl)-1,2,4,5-tetrahydro-7-oxo-7H- Pyrazolo[1,2-d][1,4,5]oxadiazepine-9-yl 2,2-dimethylpropionate; Fomula ya molekyulu: C23H32N2O4; Kulemera kwa molekyulu kofanana: 400.5; Nambala yolowera ya CAS: [243973-20-8]; mawonekedwe a kapangidwe kake...Werengani zambiri -
Poizoni wochepa, palibe zotsalira zoletsa kukula kwa zomera zobiriwira - prohexadione calcium
Prohexadione ndi mtundu watsopano wa chowongolera kukula kwa zomera cha cyclohexane carboxylic acid. Inapangidwa pamodzi ndi Japan Combination Chemical Industry Co., Ltd. ndi BASF yaku Germany. Imaletsa kupanga kwa gibberellin m'zomera ndikupanga zomera Kuchuluka kwa gibberellin kumachepa, pali...Werengani zambiri -
Lambda-cyhalothrin TC
Lambda-cyhalothrin, yomwe imadziwikanso kuti cyhalothrin ndi kungfu cyhalothrin, idapangidwa bwino ndi gulu la AR Jutsum mu 1984. Njira yake yogwirira ntchito ndikusintha kulowa kwa nembanemba ya mitsempha ya tizilombo, kuletsa kuyendetsa kwa axon ya mitsempha ya tizilombo, kuwononga ntchito ya neuron mwa...Werengani zambiri -
Njira ya mamolekyulu yowonongera zomera ya glyphosate yawululidwa
Ndi kutulutsa matani opitilira 700,000 pachaka, glyphosate ndiye mankhwala ophera udzu omwe amagwiritsidwa ntchito kwambiri komanso akuluakulu padziko lonse lapansi. Kukana udzu ndi ziwopsezo zomwe zingachitike ku chilengedwe ndi thanzi la anthu zomwe zimachitika chifukwa cha kugwiritsa ntchito glyphosate molakwika kwakopa chidwi chachikulu. Pa Meyi 29, Pulofesa Guo Rui...Werengani zambiri