1、Pyriminobac-methylPyriminobac-methylPyriminobac-methylPyriminobac-methylPyruvateAcetolactate2-OxoisovalerateValine & LeucineThreonine2-Keto butyrate2-AcetohydroxybutyrateIsoleucinePyriminobac-methylPyriminobac-methyl(%)June, 1994 JAPR稗草稗草生育生育期期除草効果除草効果Pyriminobac-methyl生育阻害率生育阻害率(%)Kumiai Chemical濃度
2、濃度 (ppb)Rice variety: Kinmaze3.0L2.5LPyriminobac-methyl(%)February, 1991 Kumiai Chemical施施药药后后时间时间（天）（天）除草効果除草効果Pyriminobac-methyl(%)Application timing: 5DATRice variety: Kinmaze January, 1990 Kumiai Chemical24 32oC 移植深度移植深度/温度温度生育生育情况情况施施药药量量单单位：位：亩亩12 20oC18 26oCPyriminobac-methyl生育生育情况情况(%)Rice v
3、ariety: LemontKumiai Chemical施施药药時時期期350gDosage: 克克/亩亩Pyriminobac-methylPyriminobac-methylCarp: LC50(96): 30.9 ppmDaphinia carinata: LC50(24) 20.0 ppm Acute toxicity (Oral:LD50)Bobwhite quail 2,000 mg/kg Acute toxicityBee/Dietaly feeding LD50 200 gai/beeEarthworms/Mixed directly in soil LC50(14days)
4、 1,000ppm Residue level in the plant Grain 0.004 ppm Straw 0.004 ppmBelow detectable limit Fate in soilPyriminobac-methyl is decreased rapidlyFate in waterPyriminobac-methyl is decreased rapidly 必利必能必利必能环环保保显显著著Pyriminobac-methyl吸收Pyriminobac-methylEchinochloa spp.Monochoria vaginalisLindernia procu
5、mbensLudwigia epilobioidesBidens tripartitaSagittaria trifoliaCyperus difformisScirpus juncoides Eleocharis kuroguwai excellent good insufficient poor Pyriminobac-methyl 3 gai/ a Bensulfuron-methyl 5.1gai/10a 必利必能必利必能+ 混用混用农农得得时时或草克星或草克星 Pyriminobac-methyl北方地区北方地区Pyriminobac-methyl 南方地区南方地区Pyriminobac-methyl -2 0 +5 +7 +9 +11 +14(移植後日数)(葉齢) 1.0L 1.5L 2.0L 2.5L 3.0L Pyriminobac-methyl処理時期処理時期稗草2.0 L.S. ( (在有水的条件下在有水的条件下) )1.0 L.S.3.0 L.S.ButachlorPretirachlorThiobencarb稻杰稻杰Molinate必利必能必利必能Pyriminobac-methylPyriminobac-methyl登记状态
