Techniques for catching fish include hand gathering, spearing, netting, angling and trapping.
Forestry – interdisciplinary profession embracing the science, art, and craft of creating, managing, using, and conserving forests and associated resources in a sustainable manner to meet desired goals, needs, and values for human benefit.
Farmers acquire adequate knowledge required on the correct amount use of agrochemicals and other agriculture related technologies.
Agronomy – science and technology of producing and using plants for food, fuel, feed, fiber, and reclamation.
Agroecology – application of ecological principles to the production of food, fuel, fiber, and pharmaceuticals and the management of agroecosystems.