Topics: Biostatistics, measures of central tendency, measures of variability, probability, permutations, random variables, Bernoulli Distribution, Binomial Distribution, Geometric Distribution, Hyper-geometric Distribution, Negative Binomial Distribution, Poisson Distribution, Multinomial Distribution, Uniform Distribution, Normal Distribution, Multivariate Normal Distribution, Logistic Distribution, Chi-square Distribution, Gamma Distribution, Exponential Distribution, Beta Distribution, Dirichlet Distribution, population sample, central limit theorem, degrees of freedom, parameters estimation, point estimation, maximum likelihood estimation, interval estimation, hypothesis testing, simple linear regression, simple regression model, partitioning total variability, partial correlation, rank correlation, likelihood ratio test, robust regression, curvilinear regression, polynomial regression, segmented regression, Least Significance Difference, intraclass correlation, experimental error, randomized complete block design, Partitioning Total Variability

Topics: Soil Erosion, soil Conservation, farm, farming systems, husbandry, land use, Soil productivity relation, soil modelling, Agronomic Soil Conservation Measures

Topics: Soil Conservation, Water Conservation, erosion, Soil Erosion and Civilization, Geologic Erosion, Sedimentation, Landscape Development, rock types, Sedimentary Landforms, Mass Movement Deposits, Glacial Landscapes, Water Erosion, erosion damage, Vegetation, Soil Properties, Soil Erodibility, pollution, Water-Erosion Control, Wind Erosion, wind erosion process, Windbreaks, Shelterbelts, Wind-Erosion Control, Predicting Soil Loss, Tolerable Soil Loss, Universal Soil Loss Equation, Computer-Based Soil Loss Prediction Models, Wind-Erosion Prediction Equation, Wind Erosion Prediction System, Soil Map Unit Interpretations, soil survey, Land Use Planning, managing land, cropping systems, Managing Monocultures, crop rotations, Multiple Cropping, Evaluating Cropping Systems, strip cropping, tillage, Conservation Tillage, deep tillage, Contour Cultivation, Emergency Wind-Erosion Control, Gully-Control Structures, road ditches, culverts, Earthen Dams, Streambank Protection, flood control, Wind Erosion-Control Structures, Pastureland Management, Rangeland Management, Forestland Management, water cycle, drought, Soil Drainage, wetlands, Irrigation, Irrigation Methods, Land Reclamation, Conservation Irrigation, soil pollution, pollutants, industrial wastes, agricultural wastes, aerosols, polluted soil, Hazardous Sites, Soil Remediation, Water Quality, water Pollution, Water acidification, Farm Service Agency

Topics: Diffusion, Innovations Adoption, innovation model, innovation decision process, Opinion leadership, change agents

Topics: Extension Methods, Communication, Individual Teaching Methods, mass media methods, mass media theories, communication models, communication barriers, verbal skills, effective communication, strategic communication

Topics: Rural Development, Leadership, project planning, project analysis, Rural Development Projects, community development, leader training, leader selection, Rural Leadership problems, Poverty Reduction, Integrated Rural Development Model, project cycle, project identification, project appraisal, project implementation

Topics: Biodiversity, genetic diversity, mutation, variation, Hidden genetic diversity, phenotypic identity, speciation, Extinctions, predation, Holling model, Patch dynamics, Spatial heterogeneity, temporal variability, Northern European terrestrial systems, Paleoenvironments, tropical rainforests, biological diversity, Continental aquatic systems, Overexploitation, Land use, Human onchocerciasis, Malaria, Morbilliviruses, Haemorrhagic fever viruses, antibiotic resistance, pesticide resistance, Genetic resources, biotechnology, Transgenesis, Ornamental plants, ornamental animals, ecotourism, National parks, Marine environments, Ex situ conservation, Botanic gardens, Zoological parks, conservation biology, Restoration ecology, species reintroduction

Topics: Structure of Modern English, English Sentence, Sentence Connection, Subject-Verb Agreement, coordination, Punctuation, English Verb, tense, aspect, voice mood, modal auxiliaries, Grammatical Models, Traditional Grammar, Structural Grammar, Transformational Generative Grammar, Systemic Grammar, Government Grammar, Binding Grammar, Parallelism, Dangling Modifiers, Structural Parallelism, Conjuncts, Disjuncts, Style Disjuncts, Attitudinal Disjuncts, Compound Subjects, Collective Nouns, Intervening Phrases, Contractions, Indefinite Pronouns

Topics: Sociolinguistics, languages, dialects, social identity, language change, regional dialects, dialect continua, dialect geography, speech communities, social networks, social identities, Perceptual dialectology, Linguistic landscapes, Diglossia, language attitudes, language ideologies, Language learning, Questioning diglossia, Multilingual Discourse, Multilingual identities, Markedness Model, Lingua Francas, contact languages, Pidgin Languages, Creole Languages, Pidgin Formation, Creole Formation, Morphosyntax, Language Variation, mapping dialects, dialectology, linguistic variable, Social Variation, Social class membership, Social networks, data collection, data analysis, sampling, pragmatics, speech acts, pronouns, discourse analysis, interactional sociolinguistics, contextualization, critical discourse analysis, sexist language, grammatical gender marking, Women's language, Multilingual Education, language policy, language planning

Topics: Acoustic Phonetics, Auditory Phonetics, sound sensations, sound propagation, acoustic filters, voicing, speech acoustic theory, voicing quanta, vocal tract filtering, Pendulums, Standing Waves, Vowel Formants, Digital Signal Processing, continuous signals, discrete signals, Analog-to-Digital Conversion, signal analysis methods, Peripheral Auditory System anatomy, loudness auditory sensation, auditory system frequency response, Auditory Representations, speech perception, Auditory Ability Shapes Speech Perception, Phonetic Knowledge Shapes Speech Perception, Linguistic Knowledge Shapes Speech Perception, speech Perceptual Similarity, speech analysis, vowels, vowel production tube models, vowels Perturbation Theory, vowel formants, acoustic vowel space, Cross-linguistic Vowel Perception, fricatives, turbulence, Fricative Auditory Spectra, fricative perception, vocal tract filter functions, affricates, stops, affricate, bandwidth, nasal stops, laterals, Nasalization, Nasal Consonant Perception