Producción Orgánica de Frutas y Hortalizas, Control de Insectos y Enfermedades

Weed Management (African Organic Agriculture Manual Booklet Series)

Weeds can play a valuable role in the farm ecosystem. The better you know their characteristics, the better they can contribute positively to successful farming without becoming harmful. All plants that compete with our crops for nutrients, water and light, and reduce their harvest and quality are...
FiBL,
FiBL, Research Institute of Organic Agriculture

Pest and Disease Management (African Organic Agriculture Manual Booklet Series)

It is important to know which pathogens create damage in the fields. Proper determination of the pathogen is the first step to effective pest and disease management. Farmers consider organisms which reduce their crop yields as pests and diseases. Insects, birds or other animals are considered as...
FiBL
FiBL, Research Institute of Organic Agriculture

African Organic Agriculture Training Manual: Pest, Disease and Weed Management

Learning targets for farmers: 1) Distinguish between beneficial organisms and pests, diseases and weeds 2) Develop awareness of the most important organisms limiting production and storage of agricultural products 3) Understand why management of pests, diseases and weeds should not be limited to...
Eric Wyss
Brian Ssebunya
FiBL, Research Institute of Organic Agriculture

Organic Weed Management

it is the grower’s task to make sure that the weeds present do not exceed damaging thresholds that limit crop yields. In this chapter, we will address practical weed management techniques for the organic producer. Weed management for organic crop production falls into two categories:...
Jeff Gunsolus
Don Wyse
Kristine Moncada
Carmen Fernholz
University of Minnesota

African Organic Agriculture Training Manual: Soil Fertility Management

Learning targets for farmers: 1) Understand that soil fertility management is neither limited to the addition of mineral fertilizers nor to increasing crop yield alone. It consists of protecting the soil and enhancing the organic matter content as well as biological activity in the soil to...
Gilles Weidmann
Brian Ssebunya
FiBL, Research Institute of Organic Agriculture

Abonos Orgánicos

  En este apartado se presenta de forma práctica la preparación de abonos, para que los productores conozcan las diferentes alternativas para enriquecer sus suelos. Se presenta un menú de ocho alternativas de abonos orgánicos, que incluyen: (1) bocashi, (2) caldo...
David Gómez
Marco Vásquez
PRONAGRO/SAG Honduras

Seed treatment with Trichoderma harzianum alleviates biotic, abiotic, and physiological stresses in germinating seeds and seedlings

  Trichoderma spp. are endophytic plant symbionts that are widely used as seed treatments to control diseases and to enhance plant growth and yield. Although some recent work has been published on their abilities to alleviate abiotic stresses, specific knowledge of mechanisms, abilities to...
Fatemeh Mastouri
Thomas Björkman
Gary E. Harman
Phytopathology

Weed Biology

The biggest challenge that organic producers face today is weed management. This chapter is devoted to weed biology, which is an aspect of weeds necessary in understanding how to manage them. Weeds become a farming risk when they reduce crop yields or lower crop quality. Risks due to weeds include...
Sheri Huerd
Kristine Moncada
University of Minnesota Extension

Soil Fertility

Organic farmers have different approaches to supplying crop needs compared to conventional farmers who provide fertility by numerous synthetic fertilizers. See the table below for differences between organic and conventional fertilizers. However, even among organic producers, there can be...
John Lamb
Craig Sheaffer
Kristine Moncada
University of Minnesota Extension

Soil Health

Soil is a natural mix of weathered rock and organic matter that forms on the Earth’s surface. It is the foundation for all crop production. It is biologically active and home to a wide range of living organisms including soil microbes, earthworms, and growing plant roots. Soil is composed of...
John Lamb
Sheri Huerd
Kristine Moncada
University of Minnesota