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The Bean/Cowpea collaborative research support program (CRSP) was established to address the problems of hunger and malnutrition in Africa and Latin America by increasing smallholder production of beans and cowpeas, major subsistence crops. This was to be accomplished by developing and testing improved technologies and enhancing the abilities of developing country scientists to solve problems related to bean and cowpea production and use. A major accomplishment of the CRSP has been to...
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The critical shortage and continued decline in the number of high-quality African American teachers is revealed in much of the current research about teacher supply and demand. This dilemma is predicted to worsen and have distressing consequences on the quality of education for African American children (Irvin, 1990; Tewell, 1987; Wells, 1988). Presently, African American teachers make up about 6.9% of the total teacher population (AACTE, 1989), whereas African American students represent...
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This article reports a comparative study of alcohol use and misuse among Papua New Guinea medical students in their second, third, fourth and fifth years of undergraduate study using CAGE and the Brief MAST. The study instrument was divided into three parts, namely Part A for collecting demographic data, Part B comprising the four CAGE questions and Part C comprising the ten-item Brief MAST. The self-administered questionnaires were distributed to each year group separately by one of the two...
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In a 9-month study of acute lower respiratory infections (ALRI), the short-term prognostic implications of socio-economic and household risk factors were examined in 103 hospitalized pre-school Nigerian children. Seventy-nine (77%) subjects were potentially exposed to the combustion products of kerosene stoves, 16 (16%) to wood smoke and five (5%) to the products of cooking gas combustion. Only 17 subjects (17%) were exposed to household cigarette smoke. A highly significant association (p <...
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It is generally accepted that school-related achievement, attainment, personal and career aspiration, and eventual attainment are functions of the direct and interactional effects of many factors. Using a psychological perspective, the present article examines individual, family, and community factors that show evidence of having effects on achievement, attainment, and aspiration among African American youth at the junior and senior high school level, and reviews certain methodological...
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This study, based on classroom observation of ESL students, is an attempt to explore the effects of prior interactions on the learners' performance in communicative writing tasks. The study seeks to ascertain how classroom discourse generated by students as they interact prior to writing is shaped by the tasks and how it subsequently contributes to the quality of the written compositions. The basic hypotheses projected for the study were that different tasks would generate different...