Organic crop production is about using natural materials to improve soil fertility, mainly of humus and micro-organisms that break down the organic material so plants can use it. Humus (an end product of compost) and globulin (produced by micorisa fungi) are particularly important. Humus retains up to 80% of water;…
Direct seeding, sets and transplants can be used to establish onions. Direct seeding, using precision planters, is the preferred system for larger plantings. Transplants are less popular because of the high labour cost. Therefore, although expensive, planting sets can be useful for extending the harvesting season. The information given in…
Morogo (imifino) long bore the image of poverty and deprivation - food only eaten by those who couldn’t afford meat. Today, more and more people are recognising its true nutritional and cultural value. There are many different kinds of morogo and the leaves are freely available. Traditionally, most morogo is…
Potatoes are the fourth most important food crop in the world, after wheat, maize and rice. They are also the second highest vegetable producer of protein (second only to soya beans) and have a more balanced content of minerals and vitamins than any other major carbohydrate food crop. Potatoes are…
