Quantification of pesticide dosage and determinants of excessive pesticide use in smallholder vegetable production systems in Tanzania
2024

Pesticide Use in Smallholder Vegetable Farming in Tanzania

Sample size: 385 publication 10 minutes Evidence: high

Author Information

Author(s): Kapeleka Jones A.

Primary Institution: Tanzania Plant Health and Pesticides Authority (TPHPA)

Hypothesis

Farmers have resorted to using more pesticides to reduce the effects of insect pests.

Conclusion

Excessive pesticide use in smallholder vegetable production in Tanzania poses significant health and environmental risks.

Supporting Evidence

  • Farmers reported using high doses of pesticides, with 47.9% of pesticides being misused.
  • 88.6% of farmers lacked knowledge of pest control and 88.9% were unaware of pesticide safety practices.
  • WHO Class II pesticides dominated smallholder vegetable production, indicating high toxicity.

Takeaway

Farmers in Tanzania are using too many pesticides, which can be harmful to their health and the environment.

Methodology

Data were collected through field surveys and observations from 385 farmers using a semi-structured questionnaire and analyzed using a binary probit model.

Potential Biases

Potential bias from farmers' self-reporting and limited access to expert advice.

Limitations

The study may not capture all factors influencing pesticide use due to reliance on self-reported data.

Participant Demographics

Participants included 300 males (77.9%) and 85 females (22.1%), with a majority having primary education.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1016/j.heliyon.2024.e41070

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