Virginia Tech

Mullen, J.

Country of Origin:
  • Start Date: 1994
  • End Date: 1997
  • University:
  • Degree: PhD

Policy Analysis and Pesticide Manual

A study was conducted of the policies affecting pesticide use in Ecuador. Nominal rates of protection (NPR’s) and equilibrium exchange rates were calculated to quantify the […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Social, Economic, Policy and Production System Analyses: Social and Gender-related Issues that Affect IPM Adoption

Social, economic, policy, and institutional systems (human systems) have been shown to sometimes present overwhelming barriers to implementing IPM practices. The goal of this topic is […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Policies Affecting Production Practices for Domestic Markets and Export Opportunities of Jamaican Vegetables

This project focused on addressing the socio-economic needs of the IPM CRSP activities in Jamaica. Preliminary data was collected on farming activities in Jamaica. The data […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

The Effects of Intercropping Local and Improved Maize Varieties with Beans on Incidence and Progression of Maize Diseases in Iganga District

Maize and beans constitute a major diet in many parts of Uganda and the two crops are commonly intercropped. For a long time farmers have been […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Development of an Integrated Striga Management Strategy and Innovative Complementary Approaches

Coming soon

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Complementary Weed Control Strategies in Rice-Vegetable Systems (Evaluation of Integrated Weed Management Strategies Against Weeds in Onion)

Field studies were conducted in two farmers’ fields in the Asian site in San Jose, Nueva Ecija, Philippines during the 1998 dry seasons. The efficacy of […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Effects of Rice Hull Burning on Soil-Borne Diseases, Weed Survival and Growth, and the Rice Root-Knot Nematode, Meloidogyne graminicola in a Rice-Onion Cropping System

The continuing study on the effects of rice hull burning on soil-borne diseases in San Jose and Bongabon showed that fungal populations were much lower in […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Gender Roles and Intra-household Decision Processes in Relation to Rice-Onion Pest Management

Both PA results and those of a household survey conducted in San Jose and Bongabon, Nueva Ecija during 1997 suggest that women are involved in decision […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University:

Economic Impacts of IPM Practices in the Rice-Vegetable System

The economic profitability of the alternative strategies to control insects, weeds, nematodes, and diseases on the IPM CRSP in the Philippines were assessed using partial budgeting […]

  • Start Date: 1993
  • End Date: 1998
  • Project Code: Not Available
  • Lead University: