Nkhani
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Zowongolera kukula kwa mbewu zofanana ndi mahomoni?
M'zaka zaposachedwa, pakhala pali zipatso zambiri za nyengo, ndipo kumayambiriro kwa masika, sitiroberi ndi mapichesi atsopano adzawonekera pamsika. Kodi zipatsozi zimapsa bwanji nthawi yake? M'mbuyomu, anthu akadaganiza kuti ichi ndi chipatso chomwe chimamera mu greenhouse. Komabe, mogwirizana ndi ...Werengani zambiri -
Shenzhou 15th idabweretsanso mpunga wa ratooning, kodi mankhwala ophera tizirombo ayenera kuyenderana bwanji ndi chitukuko?
Pa June 4, 2023, gulu lachinayi la zitsanzo zoyesera za sayansi ya mlengalenga kuchokera ku siteshoni ya mlengalenga yaku China linabwerera pansi ndi gawo lobwerera la chombo cha Shenzhou-15. Dongosolo logwiritsa ntchito mlengalenga, limodzi ndi gawo lobwerera la ndege ya Shenzhou-15, idachita 15 e ...Werengani zambiri -
Kodi mankhwala aukhondo amagwiritsidwa ntchito bwanji?
Mankhwala a ukhondo amatanthauza mankhwala omwe amagwiritsidwa ntchito kwambiri pazaumoyo wa anthu kuti athe kuwongolera tizilombo toyambitsa matenda komanso tizilombo towononga miyoyo ya anthu. Zimaphatikizanso zinthu zowongolera tizilombo toyambitsa matenda ndi tizilombo toononga monga udzudzu, ntchentche, utitiri, mphemvu, nthata, nkhupakupa, nyerere ndi...Werengani zambiri -
Ambiri zinthu za chitukuko ukhondo tizilombo luso
M’zaka 20 zapitazi, mankhwala ophera tizirombo m’dziko langa apangidwa mofulumira. Choyamba, chifukwa cha kukhazikitsidwa kwa mitundu yambiri yatsopano ndi matekinoloje apamwamba ochokera kunja, ndipo chachiwiri, zoyesayesa zamagulu apakhomo zathandiza kuti zipangizo zambiri zopangira mankhwala ndi mlingo wa h...Werengani zambiri -
Chidziwitso cha tchuthi cha chikondwerero cha masika
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M'badwo wachitatu wa mankhwala ophera nicotinic - dinotefuran
Tsopano popeza tikukamba za m'badwo wachitatu wa nicotinic insecticide dinotefuran, tiyeni tikambirane kaye gulu la mankhwala ophera chikonga. M'badwo woyamba wa mankhwala chikonga: imidacloprid, nitenpyram, acetamiprid, thiacloprid. Wapakati wamkulu ndi 2-chloro-5-chloromethylpy ...Werengani zambiri -
Kodi bifenthrin amapha tizilombo totani?
Udzu wa chilimwe ukhoza kukumana ndi mavuto ambiri, osati ocheperapo omwe ndi nyengo yotentha, yowuma, ndipo mu July ndi August, mateti athu obiriwira akunja amatha kusanduka bulauni pakangopita milungu ingapo. Koma vuto losawoneka bwino kwambiri ndi tizilombo tating'onoting'ono tomwe timadya tsinde, nduwira ndi mizu mpaka kuchititsa damu ...Werengani zambiri -
Ndi mbewu ziti zomwe etherethrin ndizoyenera? Momwe mungagwiritsire ntchito Ethermethrin!
Ethermethrin ndi yoyenera kulamulira mpunga, masamba ndi thonje. Zili ndi zotsatira zapadera pa Homoptera, komanso zimakhala ndi zotsatira zabwino pa tizirombo zosiyanasiyana monga Lepidoptera, Hemiptera, Orthoptera, Coleoptera, Diptera ndi Isoptera. Zotsatira. Makamaka mpunga planthopper ulamuliro zotsatira ndi rema...Werengani zambiri -
Kodi mungapewe bwanji tizilombo ku chimanga? Ndi mankhwala ati abwino omwe mungagwiritse ntchito?
Chimanga ndi chimodzi mwa mbewu zofala kwambiri. Alimi onse akuyembekeza kuti chimanga chomwe amabzala chidzakhala ndi zokolola zambiri, koma tizirombo ndi matenda zimachepetsa kukolola kwa chimanga. Ndiye kodi chimanga chingatetezedwe bwanji ku tizilombo? Ndi mankhwala ati abwino omwe mungagwiritse ntchito? Ngati mukufuna kudziwa mankhwala oti mugwiritse ntchito popewa tizilombo...Werengani zambiri -
Chidziwitso chamankhwala azinyama | Kugwiritsa ntchito kwasayansi kwa florfenicol ndi njira 12 zodzitetezera
Florfenicol, yopangidwa ndi monofluorinated yochokera ku thiamphenicol, ndi mankhwala atsopano oletsa mabakiteriya a chloramphenicol kuti agwiritse ntchito kwa ziweto, omwe adapangidwa bwino kumapeto kwa zaka za m'ma 1980. Pankhani ya matenda pafupipafupi, mafamu ambiri a nkhumba amagwiritsa ntchito florfenicol pafupipafupi kuti apewe ...Werengani zambiri -
Zoyambirira zachilengedwe zachilengedwe zopangira! Kupyola muyeso waukadaulo wa kukana kwa mankhwala acaricide!
Acaricides ndi gulu la mankhwala ophera tizilombo omwe amagwiritsidwa ntchito kwambiri muulimi, mafakitale ndi mafakitale ena. Amagwiritsidwa ntchito kwambiri polimbana ndi nthata zaulimi, kapena nkhupakupa pa ziweto kapena ziweto. Chaka chilichonse dziko lapansi limawonongeka kwambiri chifukwa cha tizilombo toyambitsa matenda. Malinga ndi bungwe la Food and Agriculture Organisation la...Werengani zambiri -
Ndi mankhwala othamangira udzudzu ndi ati omwe ali otetezeka komanso othandiza kwambiri?
Udzudzu umabwera chaka chilichonse, mungapewe bwanji? Pofuna kuti asavutitsidwe ndi ma vampire amenewa, anthu akhala akupanga zida zosiyanasiyana. Kuchokera ku maukonde odziteteza ku udzudzu ndi zowonera pazenera, mpaka mankhwala ophera tizilombo, othamangitsa udzudzu, ndi madzi akuchimbudzi osamveka bwino, mpaka ...Werengani zambiri