CHAPTER ONE 1.0. INTRODUCTION Fertilizers are materials of natural or synthetic origin which when applied to soils or to growing plants can promote their growth and yield. They supply one and …
EFFECTS OF SIMULATED PETROLEUM OIL POLLUTION ON SOIL CHARACTERISTIC AND GROWTH PARAMETERS OF JATROPHA IN OBIO AKPA, SOUTH-EASTERN NIGERIA
CHAPTER ONE INTRODUCTION Pollution of agricultural soils is one of the most prevalent problems associated with the exploration and processing of petroleum hydrocarbon (Ayotamuno et al., …
ANALYZED SOME SUITABLE WAYS TO DESIGN SOIL CONSERVATION MEASURES WHICH WILL SOLVE THE GULLEY EROSION PROBLEM AT UYO VILLAGE ROAD, UYO AKWA IBOM STATE
CHAPTER ONE INTRODUCTION 1.1 Background of the Study The term measure in this context means the different techniques, procedure used in solving erosion problem; therefore, soil …
SOIL HYDRO-PHYSICAL PROPERTIES AND PRECIPITATION CONCENTRATION INDEX IN ENHANCING RUNOFF UNDER VETIVER GRASS STRIPS
CHAPTER ONE 1.0 INTRODUCTION As human populations have grown and living standards have raised, the requirement for agricultural products have increased …
INFLUENCE OF PLANTATION AGE ON CHARACTERISTICS OF GMELINA ARBOREA
INTRODUCTION Wood presents a unique challenge in use because of its variability and the directional nature of its basic structure. These are the sources of some of its attractive features but they …
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EFFECT OF POULTRY MANURE AND NPK FERTILIZER ON THE GROWTH AND YIELD OF OKRA (ABELMOSCHUS ESCULENTUS (L) MOENCH)
INTRODUCTION Okra also known as Ladies finger is a flowering plant belonging to the Mallow family, cultivated for its edible green seed pods. The origin of okra is believed to be West Africa, …
THE EFFECT OF CRUDE OIL CONTAMINATED SOIL ON THE PHYSICAL AND BIOCHEMICAL PROPERTIES OF BEANS (PHASEOLUS VULGARIS)
ABSTRACT The effect of crude oil contaminated soil on physical and biochemical properties of beans (phaseolus vulgaris) was investigated. Fifteen polythene pots with drainage holes at the bottom, …
THE EFFECT OF MORINGA OLEIFERA LEAF EXTRACT ON THE GROWTH AND YIELD OF PEPPER (CAPSICUM ANNUM)
Abstracts Two field experiments were carried out to evaluate the effects of Moringa leaf extract on the growth, yield and yield components of snap bean. The results showed …
COMPARATIVE EFFECTIVENESS OF ORGANIC MANURE AND N.P.K FERTILIZER ON SOIL PROPERTIES AND SHOOT DRY MATTER YIELD OF CASSAVA (MANIHOT ESCULENTA)
CHAPTER ONE INTRODUCTION Cassava is extensively cultivated as an annual crop in tropical and subtropical regions for its edible starchy tuberous roots, a major source of carbohydrates. It is a …
PHOSPHORUS STATUS OF THREE WETLAND TYPES IN AKWA IBOM STATE, SOUTH EASTERN NIGERIA
CHAPTER ONE INTRODUCTION Wetland soils, otherwise designated hydromorphic soils, may be defined as soils whose properties are influenced by the presence, either seasonally or perennially of …
ESTIMATION OF SOIL HYDROLOGICAL CHARACTERISTICS USING STRUCTURE AND TEXTURE
INTRODUCTION It is possible to derive rough estimates of the hydraulic conductivity (K) and the drainable pore space (μ) from observations of the soil profile. This is because these …
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AGGREGATE STABILITY OF NKPOLOGU SANDY LOAM SOIL UNDER DIFFERENT SOIL AND CROP MANAGEMENT SYSTEMS
ABSTRACT A study was conducted in the runoff plots at the University of Nigeria Nsukka Teaching and Research Farm, in 2010 and 2011 to monitor the changes in aggregate stability, and some selected …