Glyphosate
Choyamba, ndiko kupha udzu wambiri.Isoproturon imakhala ndi zotsatira zabwino zowononga udzu wambiri m'minda ya tirigu monga Alopecurus japonicus Steud, udzu wolimba, Alopecurus japonicus, Avena fatua, ndi zina zotero, makamaka kwa udzu woipa wa bluegrass umene chiwerengero chawo chawonjezeka mofulumira m'zaka zaposachedwapa.Zabwino kwambiri.

Chachiwiri, nthawi yogwiritsira ntchito ndi yotakata.Mankhwalawa ali ndi machiritso otsekera m'nthaka komanso tsinde ndi masamba, ndipo atha kugwiritsidwa ntchito kuyambira kufesa tirigu mpaka mbande za tirigu asanalumikizike.

Chachitatu, nthawi yotsalira ya mankhwala m'nthaka ndi yochepa, yomwe ndi yotetezeka kwa mbewu zotsatila.

Chachinayi, mtengo wamankhwala ndi wotsika, womwe umavomerezedwa mosavuta ndi alimi.

Nthawi yabwino kwambiri yogwiritsira ntchito isoproturon ndi nthawi yomwe udzu umamera nyengo yachisanu isanakwane, ndipo namsongole ndi wokalamba kwambiri akamapaka masika, zomwe zimagwiritsidwa ntchito ngati njira yothetsera.
Isoproturon ndi yabwino kwa tirigu, koma imachepetsa chisanu cha mbande za tirigu.Kugwiritsa ntchito isoproturon m'minda ya tirigu kuyenera kupewa kuzizira koyamba m'nyengo yozizira.Onetsetsani chitetezo chamankhwala.