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» CHAPTER ONE INTRODUCTION Soil fertility decline is one of the acute problems facing farmers in the world and Nigeria in particular. The constraints to food security and widespread poverty, as they affect development and livelihoods, are well known even in Sub Saharan region of Africa (SSA), where population growth at 3% supersedes agricultural production rate of 2% per annum (Bationo et. al, 2006)...Continue Reading »
50 pages | 80 engagements |
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» CHAPTER ONE INTRODUCTION Characterization of soil provides a useful means for understanding soil distribution and variability. The modern soil survey is a fundamental basis for land use planning because it contains both qualitative and quantitative data which enable predictions of many kinds to be made. It aids in correlating and predicting the adaptability of various crops, grasses, and trees, to...Continue Reading »
50 pages | 31 engagements |
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» CHAPTER ONE INTRODUCTION Man must eat to survive for the continuity of the human race. The foods for human consumption are of both plant and animal origin. Cereals, legumes, roots, tubers, suckers, oils, nuts, fruits and vegetables are plant foods. Meat, milk, eggs and oils are animal products. Both plant and animal foods contain nutrients. Oxford Medical Dictionary (2003) defines nutrients as sub...Continue Reading »
50 pages | -1 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background to the study It is of great importance to know the nutrient, toxic substance as well as the anti physiological substance composition and organoleptic properties of locally available foods in any community or country. Knowledge and use of local foods can help eliminate malnutrition. One of the problems of planning therapeutic diets with local foods is limited...Continue Reading »
50 pages | -1 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background of the study Diabetes mellitus is defined as a metabolic disorder of multiple etiology characterized by chronic hyperglycemia with disturbances in carbohydrates , protein, and fat metabolism resulting from defects in insulin secretion ,insulin action or both (Alberti ,Defronzo,Keen,Zimmet.,1992). Llioja,Mott,Howard. (1988) reported that the presence of gluco...Continue Reading »
50 pages | 25 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION Background of the study Antioxidants are disease fighting compounds that nature puts in foods to help body cells and tissues stay healthy (Warmer, 2002). Turner (2002) documented that antioxidants are phyto chemicals produced by plants to fight against viruses, fungi and bacteria. They are essentially the chemical substances that mop up harmful free radicals (bioxidant...Continue Reading »
50 pages | 19 engagements |
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» 1. Introduction 1.1 Background study Tigernut (Cyperus esculentum) is a perennial grass like plant with spheroid tubers, pale yellow cream kernel surrounded by a fibrous sheath. It is also known as yellow nut sedge, earth or ground almonds, “souchet” in French, “ermandeln” in German and “chufa” in Spanish (TTSL, 2005). Grossman and Thomas (1998) reported that ch...Continue Reading »
50 pages | 30 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION Vegetation degradation is regarded as a reduction in the available biomass and decline in vegetative ground cover. It may result from deforestation and overgrazing. Such decline in vegetative cover is a major contributory factor to soil degradation particularly with regard to soil erosion and loss of soil organic matter (Douglas, 1994). The main factor – directly...Continue Reading »
50 pages | 69 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 Background to the Study The World Development Report (WDR, 2007/2008) ranks Nigeria as the largest territorial unit in West Africa that has over one hundred and forty seven million people (147,000.000). Approximately, 75% of the population is women and children. Over 70% are residing and securing their livelihoods in the rural areas. Within this huge rural populati...Continue Reading »
50 pages | 9 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 Background of the Study Diabetes mellitus is a chronic condition that arises when the pancreas fails to produce enough insulin or when the body cannot use the insulin produced effectively (Alva, 2000). There are currently an estimated 143 million people with diabetes worldwide and this figure is estimated to rise to 300 million by 2025 (Alva, 2000). In the past, di...Continue Reading »
50 pages | 15 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 Background to the Study Vegetables are one of the most natural foods that contain different micronutrients and thousands of phytochemicals known for their health benefits. There is a wide variety of indigenous vegetables and fruits found in Africa, which are chief sources of micronutrients, antioxidants, and proteins (Odhav et al., 2007). Some of the indigenous veg...Continue Reading »
50 pages | 12 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background information Inadequate food and nutrient intake, improper feeding practices, poor nutrition education, insufficient food availability at household level, domestic processing techniques and food preparation methods are among the major causes of malnutrition (NDHS, 1990). Nutrition and nutrition related diseases continue to be a problem of public health signif...Continue Reading »
50 pages | 26 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION The study of soil morphology is very important in characterizing and classifying soils. It is a very important attribute in determining whether a soil is a flood plain or not because soil morphology deals with the form and arrangement of soil features. According to Marbut (2000), soil morphology is defined as the field observable attributes of the soil within the vario...Continue Reading »
50 pages | 27 engagements |
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» CHAPTER ONE INTRODUCTION 1.0 Background of the Study Food insecurity remains a significant international problem, with developing regions of the world enduring most of the burden. Food insecurity results in considerable health, social, psychological and behavioural consequences and is undeniably linked to poverty. Despite international commitment, the number of food insecure individuals remains un...Continue Reading »
50 pages | 10 engagements |
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» CHAPTER ONE INTRODUCTION Phosphorus (P) is an important plant nutrient and the reactions of phosphate with soil components have been extensively studied from the point of view of soil fertility, soil chemistry and environmental concerns (Parfit, 1978; Sanyal and De Datta, 1991; Hue et al., 1994; Wang et al., 2007). In tropical and subtropical acidic soils, low P availability becomes one of the lim...Continue Reading »
50 pages | 26 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1. Background information Nigeria like many developing countries in Africa is still far from reducing the rate of infant and under five (U5) mortality. Malnutrition in early life occurs due to nutritional deficiencies particularly energy and micronutrient deficiencies, including the foetal growth, development and health, contributing to impairment in immune competenc...Continue Reading »
50 pages | 17 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 Background of the study Pregnant and lactating women are nutritionally, the most vulnerable group especially in developing regions of the world because comparatively little is known of their nutritional needs(World Health Organization (WHO), 2001). The pregnant woman may find herself being alien to her most favourite dish or going for a particular type of diet that...Continue Reading »
50 pages | 11 engagements |
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» CHAPTER ONE Introduction There are many micronutrient deficiency disease in Njikoka local government area of Anambra state. This is due to low consumption of fruits and vegetables. This was based on the results of Nigeria food consumption and nutrition survey 2001 – 2003. In Nigeria ecosystem, there are variety of fruits and vegetables both cultivated and wild ones. However, their consumptio...Continue Reading »
50 pages | -1 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background of the Study One of the major developmental challenges facing most developing countries including Nigeria is their inability to adequately feed their ever increasing population with the right proportion of calories and protein. Ojo (2003) asserted that the livestock industry falls short of its aim of self sufficiency in animal protein consumption in the coun...Continue Reading »
50 pages | 8 engagements |
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» CHAPTER ONEINTRODUCTIONThe use of soil amendments is a way of reducing soil degradation and improving its quality in support of higher crop yields, especially in the long term (Doran et al, 1996). Applications of fertilizers and amendments directly and indirectly affect soil chemical and physical properties. Such physical processes as aeration, bulk density, water holding capacity and soil reactio...Continue Reading »
50 pages | 36 engagements |