Agricultural Science & Engineering

We often hear that agriculture is the backbone of the New Zealand economy. To keep this backbone standing sound technical information is needed from paddock to plate. In the case of LEI the focus is farm to processing facility.

LEI can assist with the management of soil, water and nutrients in agricultural production systems; including stock, farm and irrigation systems, waste management, and development of sustainable nutrient management programmes.

Specific expertise provided includes:

Irrigation and Water Supplies

  • System and scheme development
  • System evaluation
  • Consent
  • Water supply investigations.

Land Management

  • Integrated catchment management
  • Soil mapping
  • Drainage assessments.

Agricultural Wastewater Management

  • Farm dairy effluent evaluation,
    design and management
  • Effluent and solid storage
  • Intensive livestock waste management
    (feedlots, piggeries, poultry)
  • Consenting
  • Management plans
  • Irrigation evaluation.

Nutrient Management

  • Nutrient budgets, management plans and modelling (OVERSEER)
  • Independent fertility recommendations.



Find out more about Irrigation and Water Resource Management