00273nam a2200073Ia 4500008004100000082002900041245010000070260002900170220204s9999    xx            000 0 und d  a632.95+631.811.98bANA.4 0aAnalytical methods for pesticides, plant growth regulators and food additives. V 4. Herbicides.  aNew YorkbAcademicc1964