International rice research institute. (1994). Rice IPM network: Workshop report message disign for a campaign to encourage farmer's participation in expermenting with stopping early insecticide spraying in Vietnam. Manila: International rice research institute.
Chicago ZitierstilInternational rice research institute. Rice IPM Network: Workshop Report Message Disign for a Campaign to Encourage Farmer's Participation in Expermenting With Stopping Early Insecticide Spraying in Vietnam. Manila: International rice research institute, 1994.
MLA ZitierstilInternational rice research institute. Rice IPM Network: Workshop Report Message Disign for a Campaign to Encourage Farmer's Participation in Expermenting With Stopping Early Insecticide Spraying in Vietnam. Manila: International rice research institute, 1994.