Mankhwala - zinthu kupha tizirombo

Mankhwala ndi zinthu ntchito kulamulira tizilombo zapathengo, bowa, tizilombo, etc. Pakuti zoipa ndife anthu, zomera kapena zamoyo zina zovulaza thanzi kapena chuma.

Pakali pano, maganizo anthu kuti mankhwala ndi osokoneza kwambiri. Ndithu zothandiza, makamaka mawu yosungira mbewu. Komabe, nthawi yomweyo, iwo akuipitsa nthaka ndi pansi, ngakhale akhoza alanda thanzi la munthu ndi nyama. Choncho, pa nthawi, ntchito zinthu monga mankhwala ndi agrochemicals, amatsatila malamulo a m'maiko onse otukuka.

Pakali pano, masitolo akhoza kukumana ndi nambala yaikulu mankhwala amene makamaka awiri siyana wapitawu. Kugulitsa ndi mogula sikuti mukulakwitsa. Komatu mitundu zalembedwa mu State Catalog. Ngati mukufuna kudziwa zimene mtundu wa mankhwala mumaganiza, mungathe kuwona wapadera Buku mankhwala.

Kugwiritsa ntchito zida izi mungathe osati zaulimi, komanso Mwachitsanzo, kunyumba. Pambuyo onse tizilombo nthawi zambiri zosayenera malo ena. Okoma chibwana m'chilengedwe zingathandize Mwachitsanzo, udzudzu. Ndipo kanthu zimenezi zosasangalatsa "anansi" ngati nsikidzi ndi mphemvu, ndipo sangalankhule. Against tizilombo ngati zida apadera ntchito. Pankhaniyi, mankhwala - tizirombo ndi imodzi mwa mitundu yawo. Nthawi zambiri mumaganiza ichi ndi mankhwala othamangitsa.

Malinga ndi kuchuluka kwa ntchito mankhwala lagawidwa kuti herbicides, fungicides, bactericides, etc. Mu ulimi, ntchito woyamba awiri a mankhwala. Mankhwala - mankhwala kuti akhoza kukhala chiyambi organic ndi zochita kupanga. Herbicides - yotero. Choncho kuitana njira kulamulira namsongole. Iwo akhoza mwina zochita zochokera mbali zenizeni ndi kwathunthu kuononga zomera.

Fungicides otchedwa mankhwala ntchito kuthetsa ndi matenda. Mwachitsanzo, formulations munali mkuwa, ntchito kulamulira choipitsa mochedwa Solanaceae. Unagwiranso fungicides munali sulfure kapena mankhwala enaake. Sulfa ntchito pofuna kuthana ndi mliri, ngati Mwachitsanzo, powdery cinoni. Kupanga fungicides organic monga dithiocarbamates. Kuti sapezeka mkate nkhungu, ntchito propionate (mankhwala gulu).

Mankhwala - ndi, monga tanenera, kapena organic kapena zochita kupanga zinthu. Mankwala mitundu si kwambiri, iwo akhoza kudziunjikira m'nthaka. mankhwala Organic anawagawa zachilengedwe ndi kupanga. Yoyamba ukufanizidwa Mwachitsanzo, zinthu monga chikonga alkaloid. Mankhwala a mtundu uwu panopa osati ntchito kapena kawirikawiri ntchito. Kwambiri kupanga mankhwala organic ntchito. Monga Mwachitsanzo carbamates, organophosphorous, organosulfur ndi pyrethroids. Ndikoletsedwa ndi organochlorine mankhwala, kuphatikizapo DDT, chifukwa iwo poizoni chilengedwe.

Choncho, mankhwala - ndi n'kothandiza komanso zinthu zoipa. Gwiritsani iwo, kumene, mungathe kukhala. Komabe, malire wololera komanso yekha analola.