Taken from Introduction: Cassava (Manihot esculenta Crantz) reportedly has two geographical centres of specialization. One area is in western and southern Mexico and parts of Guatemala and the other is in north eastern Brazil. Presently, cassava is grown through out the tropics. Guyana is one of these tropical countries in which cassava is
Taken from Introduction: Bora (Vigna sesquipedalis) also known as long bean or yard long bean is a popular crop and is grown throughout Guyana. The dark green pods can be used raw as in salads or cooked in stews, etc. The plant can be grown in a variety of soils but does best on fertile, well drained, loose soils with high organic matter
Taken from INTRODUCTION: Peanut or groundnut (Arachis hypogea L.), a member of the legume family, is an important food and oil crop. It is currently grown on approximately 42 million acres worldwide. It is the third major oilseed of the world after soybean and cotton (FAO, 1990). India, China, and the United States have been the leading
Taken from the first page: Pests and diseases are part of the natural environmental system. In this system there is a balance between predators and pests. This is nature’s way of controlling populations. The creatures that we call pests and the organisms that cause disease only become ‘pest and diseases’ when their activities
Ochro, a commonly grown vegetable in Guyana, belongs to the family Malvaceae and its scientific name is Abelmoschus esculentus. The edible part of the ochro plant is a long slender immature pod. The pod is generally ribbed and spineless. It is used as a cooked or steamed vegetable with a very good nutritive value.
There are many
Taken from Introduction: The centre of origin of the Pineapples (Ananas spp.) is believed to be in the Parana-Paraguay River drainage basin area in South America where the original seed species still occur wild. Another centre of origin is said to be along the river banks of the most southern areas in Guyana.
It is reported that the
A large number of roots form from the corm and often remain grouped together in the upper 30 cm layer of the soil. The corm also has lateral buds of which 3-4 become suckers. The leaves of the plantain consist of three parts: the sheath, the petiole, and the midrib which bears the leaf blades. The sheaths extend from the base of the plant
Taken from Introduction: Throughout history, humans have worked the fields, and land degradation has occurred. Many civilizations have collapsed from unsustainable land use, including the cultures of the Fertile Crescent in the Middle East, where the agricultural revolution first occurred about 10,000 years ago. The United Nations estimates
Taken from Preface: The purpose of this manual is to describe both the basic and practical aspects of kiln drying lumber. The manual is intended for several types of audiences.
First and foremost, it is a practical guide for the kiln operator-a reference manual to turn to when questions arise. It is also intended for mill managers,
Taken from Introduction: Agricultural pests – insects, weeds, nematodes and disease pathogens – blemish, damage or destroy more than 30 percent of crops worldwide. This annual loss has remained constant since the 1940s, when most farmers and ranchers began using agrichemicals to control pests.
Agrichemical methods of protecting crops