Friday, 30 October, 2020

Category: Foods

Food crops


Lettuce is a seasonal herb which is considered the world’s most important salad crop. Origin and distribution The centre of origin of L. sativa appears to be the middle east. The first records of lettuce as a vegetable is a Read more…


Bitter leaf plants are shrubs and their leaves are used as a vegetable. Vernonia amygdalina, Vernonia colorata and Vernonia calvoana are the three species usually grown.   Ecology of the plant Vernonia grows in all types of soils. It is Read more…


Potato is a temperature crop which is being increasingly cultivated in the tropics in areas with high elevations and cool temperatures. It is referred to as Irish potato to differentiate it from the sweet potato though it did not originate Read more…


Yams are grown throughout the wetter parts of the tropics. They are climbing monocotyledonous plants with opposite or alternate leaves and they produce large storage tubers. Yams are obtained from several species of the genus Dioscorea, a very large genus Read more…


Pigeon pea is one of the most heat and drought resistant legumes as its root oils deep and extensive. India is the leading producers, accounting for about 90% of the total world population. It is an important legume of East Read more…


Soyabean is a crop that has great potentials as a source of inexpensive protein in human diets and many valuable use. It is fairly new crop in West Africa and has not been quite incorporated into the traditional foods of Read more…


Wheat is a temperate crop but is grown on a large scale in a sub-tropical and tropical regions of the world. Africa is however not important for wheat production. Origin Wheat is of Asian origin in areas around southern Turkey, Read more…


There are many species of millet but the most important is Pennisetum typhoides which is known as Bulrush or Pearl millet. Among cereals, it is the crop of the driest region. It is very drought resistant and gives reasonable yields in Read more…


Maize is also known as ‘Indian corn’ or simply ‘corn’. It is perhaps the most completely domesticated of all arable crops. It is widely grown because it is able to adapt to different ecological conditions. In some parts of Africa, Read more…


LEGUME CROPS The grain legumes are members of the family Fabaceae (sub family Papilionoideae). They are mainly herbaceous plants although some are shrubs. They possess stems or vines that are upright, semi-prostrate or prostrate. They possess a taproot system with Read more…