有機農業用資材 「健草桑原 ・ 地」 の除草活性と有効成分
Contents
1. 1 2 3 4 2 4 52. 5 tert butyl 3 2 4 dichloro 5 isoDroDOXy phenyl 1 3 4 oxadiazol 2 3H one 99 0 12 Digitaria adscendens Henr Polygonum lapathifolium L Abutilon theo 5 53 phrasti Medre Echinocholoa crusgalli P Beauv
3. 3 2 4 5 1 2 3 4 53 3 10 7min
4. 1 B 1 C 10 7min 1 16 1 10 7min Mass Int 76 7 5 110 8 0 C H O 112 17 2 C H O 114 7 0 C H O 140 7 3 C H N O 147 11 2 148 7 5 149 5 8 175 100 0 176 9 3 177 67 2 CHCLO 178 4 2 179 11 3 202 14 0 203 8 1 CHCLO 204 13 3 205 6 1 258 47 1 259 8 2 260 32 0 CiH C1 N O 261 5 9 262 7 7 301 15 9 C H Cl N O 302 37 4 303 9 9 304 23 6 able 306 6 3 344 23 1 346 16 0 CisHisClN20 1 2 3
5. 10 7min 1 258 260 262 302 304 306 9 6 1 100 100 80 B 3 8 13 18 min GC MS Q 1 344 346 9 6 344 2 344 345 2
6. 25 C 7 cm 4cm 1 5 2 3 A _ 400 20WX 5 16 8 16L 8D 24 2 lt 3 4 GC MS GCMS QP2000GF 80 C 1min 280
7. Mass 76 97 110 111 112 113 114 140 142 147 148 149 163 175 176 177 178 179 184 202 203 204 205 258 259 260 302 304 344 346 Int 10 1 6 5 11 2 10 8 29 0 6 0 7 8 10 9 5 2 12 8 9 7 10 4 6 3 100 0 8 0 71 9 6 9 15 5 5 8 11 0 8 0 10 8 5 6 39 1 7 2 23 6 24 0 13 5 11 0 11 1 1 4 GC MS 6 0 11 21 3 4 5 18 1998
8. Tech Bull Fac Hort Chiba Univ 53 15 18 1999 Herbicidal Activity and The Active Ingredient of KKemsogen Ti A Formulation used for Organic Agriculture Osamu Komagata and Naoki Motoyama Laboratory of Pesticide Toxicology Abstract Kensogen Ti a so called Chinese medicine or natural plant extract formulation NPEF used for weed control in organic agriculture exhibited a remarkable herbicidal activity against several annual weed species when applied to foliage The activity was light dependent GC MS analysis confirmed the presence of oxadiazon a synthetic herbicide and the concentration esti mated Was 6 0
9. 52 13 16 Tariq MAHMOOD 1996 21 73 79 Mustafizur G K M R and N MOTOYAMA 1998 A Synthetic Pyrethroid Found as the Active Ingredient of Nurse Green A So called Natural Plant Extract Formulation Used for Organic Agri culture Tech Bull Hort Chiba Univ 52 7 12 OH H K and N MOTOYAMA 1996 Further Evidence for the Presence of a Synthetic Insecti cide in So called Natural Plant Extract Formula tions Pesticide Sci 21 434 437 1996 21 269
10. 6 0 24 4 16L 8 D 16L 8 D GC MS 4 2 Mass Int 76 7 3 110 8 4 112 17 9 114 5 2 140 9 1 147 9 1 148 6 4 149 8 1 175 100 0 176 8 7 177 66 6 179 11 9 202 14 2 203 5 9 204 10 6 205 5 0 258 52 6 259 260 31 0 261 9 6 262 6 8 302 42 4 303 8 0 304 29 3 306 5 2 344 22 7 346 13 8
11. C Hold 30 C min CBJ1 S30 025 50 C 1 min 250 C Hold 25 C min EI 2507C 2 000 v v _ 10ng D 5000 vV v SIM 400 4 16L 8 D 24 GC MS 1 A
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