Kula da ciyawa - zaɓi mai kyau na maganin ciyawa

1. Kowace maganin kashe kwari tana da wani nau'in maganin kashe ciyayi, kuma wasu nau'ikan maganin kashe ciyayi na iya zama kunkuntar. Misali, dimethoate yana da tasiri sosai wajen sarrafa maganin kashe ciyayi da kuma maganin rapeseed na daji, amma tasirin maganin kashe ciyayi ba a bayyane yake ba, ko kuma ba shi da kyau sosai.

2. Yankunan yankin ya kamata su zaɓi magungunan kashe kwari masu inganci bisa ga nau'in ciyawa da aka fi sani a yankin. Caokuojing, Kuomie, Hekuojing, da sauransu suna da tasiri a kan ciyawa masu faɗin ganye, yayin da metsulfuron-methyl da chlorsulfuron-methyl (wanda aka haramta a yanzu) suna da tsawon lokacin da ya rage kuma suna da tasiri sosai ga ƙasa da muhalli. Idan aka shuka ciyawa mai faɗin ganye (ƙwaya) bayan an maye gurbinsu, za a sami mummunar lalacewar kwari. Idan akwai ciyawa da yawa a cikin ciyawa, amfani da Caohejing, Helike, Hekejing, da sauransu suna da kyakkyawan tasiri.

3. Zaɓi magungunan kashe kwari masu dacewa bisa ga lawns daban-daban. Dangane da ƙa'idodin rarrabuwa daban-daban, ana iya raba lawns zuwa lawns masu kama da juna da lawns masu kama da juna, waɗanda aka yi musu ado da launuka masu haske.filayen ƙasada kuma ciyawar da ke da sanyi, da sauransu. Nau'o'in ciyawa daban-daban suna da juriya daban-daban ga magungunan kashe kwari. Mun riga mun san cewa tsarin juriyar magunguna na ciyawar da ta girma daga babba zuwa ƙarami shine: Zoysia> ciyawar Bermuda> Bluegrass> Tekun paspalum> Ryegrass> Dogayen fescue> Bentgrass. Misali, amfani da Grass-Kuangjing don sarrafa ciyawar da ke da ganye a cikin ciyawar Gramineae lafiya ne ga ciyawa; amfani da Grass-Kuangjing don sarrafa ciyawar Gramineae a cikin ciyawar da ke da ganye mai faɗi yana da aminci ga ciyawa; amfani da Grass-Kuangjing don sarrafa ciyawar Gramineae a cikin ciyawar Gramineae lafiya ne, kuma yana iya cire nau'ikan ciyawar da ke da ganye; Mesa-Kuang na iya sarrafa Cyperus rotundus.

4. Lambun suna da juriya daban-daban ga magungunan kashe kwari a matakai daban-daban na girma.Lambun da aka dasaza a iya amfani da magungunan kashe kwari a lokacin girma da kuma lokacin girma. Ga ciyawar da aka shuka kai tsaye, lokacin amfani da magungunan kashe kwari kafin dasawa, dole ne a yi la'akari da lokacin da ya rage, in ba haka ba zai shafi yawan fitowar iri na ciyawa. Amfani da magungunan kashe kwari don rufe ciyawa kafin shuka bayan shuka ciyawa yana buƙatar aminci mai yawa na magungunan kashe kwari. Ga ciyawar da aka shuka kai tsaye bayan matakin ganye 5, ƙarin magungunan kashe kwari sun dace.

5. Zaɓin magungunan kashe kwari don matakai daban-daban na girma na ciyawa shi ma yana da matuƙar muhimmanci. Kafin ciyawar ta sami ganye 5, juriyar ba ta da ƙarfi, yawan maganin yana da ƙanƙanta kuma tasirin yana da kyau. Bayan ganye 7, yawan maganin yana ƙaruwa, tasirin yana raguwa, kuma abin da ke kare ciyawar yana raguwa; a ƙarshen matakin girma na ciyawa, musamman bayan ciyayi sun yi girma, tasirin maganin kashe kwari ya fi ƙanƙanta.

6. Sauran abubuwa: kamar kwararar magungunan kashe kwari, tasirin da ke kan wasu furanni a muhalli; ko ragowar magungunan kashe kwari zai shafi amfanin gona na gaba na shuke-shuken lambu; buƙatun kare muhalli, da sauransu. A wuraren da mutane, musamman yara, galibi ke wasa, kamar filayen golf, filayen wasanni, filayen shakatawa, filayen kore, da sauransu, ya kamata a yi amfani da magungunan kashe kwari masu ƙarancin guba, kuma adadin magungunan kashe kwari ya kamata ya zama kaɗan gwargwadon iko.