搜索结果: 1-13 共查到“作物学 Africa”相关记录13条 . 查询时间(0.165 秒)
Income Distribution and Expenditure Patterns in South Africa
Income Distribution Expenditure Patterns South Africa
2014/3/24
Income Distribution and Expenditure Patterns in South Africa。
Genetic Relationships of Sorghum Germplasm in Asia and Africa Revealed by Rice cDNA-STS and Indel Markers
genetic diversity grain sorghum
2010/10/25
The elucidation of Sorghum bicolor intraspecific genetic diversity is of interest in studies on evolutionary forces under domestication and geographical distribution, and has application in the design...
Community participation is a necessity for project success: A case study of rural water supply project in Jeppes Reefs, South Africa
Community empowerment participation project success water supply
2011/1/11
In South Africa more than 12 million people do not have access to clean water and less than half of the rural population has a safe and accessible water supply. The study attempts to investigate the c...
Comparative performance of direct seeding and transplanting green maize under farmer management in small scale irrigation: A case study of Zanyokwe, Eastern Cape, South Africa
Direct seeding transplanting farmer management crop stand
2011/1/10
An on-farm experiment was conducted at Zanyokwe irrigation scheme (ZIS) in the Eastern Cape Province of South Africa (SA) to evaluate comparative performance of direct seeded and transplanted green ma...
Effects of extension services of firms offering contract farming: A case study of small scale maize farmers in the Limpopo Province of South Africa
Contract farming probit regression private extension services
2011/1/10
A probit regression model was employed in this study to investigate the effect of private extension services on contract farming participation by small scale maize farmers in rural areas of the Limpop...
Comparison of two sanitary control methods of Coelaenomenodera lameensis Berti. and Mariau (Coleoptera, Chrysomelidae: Hispinae), an oil palm (Elaeis guineensis Jacq.) leaf miner in West Africa
Cô te d’Ivoire Coelaenomenodera lameensis Elaeis guineensis infestation zone
2011/1/10
Coelaenomenodera lameensis (Coleoptera, Chrysomelidae: Hispinae) is a dangerous pest of oil palm (Elaeis guineensis, Jacquin 1963). Two sanitary control methods (Irho/Cirad method) were compared for t...
Comparison of two sanitary control methods of Coelaenomenodera lameensis Berti. and Mariau (Coleoptera, Chrysomelidae: Hispinae), an oil palm (Elaeis guineensis Jacq.) leaf miner in West Africa
Cô te d’Ivoire Coelaenomenodera lameensis Elaeis guineensis infestation zone IRHO-CIRAD method.
2011/1/10
Coelaenomenodera lameensis (Coleoptera, Chrysomelidae: Hispinae) is a dangerous pest of oil palm (Elaeis guineensis, Jacquin 1963). Two sanitary control methods (Irho/Cirad method) were compared for t...
Farmers’ knowledge in the cropping systems of Northern KwaZulu-Natal, South Africa: Current challenges and solution for sustainable future food production
Cropping systems farmers’ knowledge food production Northern KwaZulu Natal production input small scale farmers
2010/9/14
Most African farmers involved in food production in South Africa; practice peasant farming for consumption and for retail sale in the informal market, local communities and street corners in the citie...
Responses of Dry Matter Production and Photosynthesis in Oryza glaberrima Steud. and Oryza sativa L. Introduced from West Africa to the Concentrations of Culture Solution
Africa Dry matter production Fertilizing effect Oryza glaberrima Steud Oryza sativa L
2009/8/4
To elucidate the dry matter productivity of O. glaberrima introduced from West Africa, the responses of several main growth parameters and photosynthetic rate to fertilizing levels were compared with ...
Comparative response of direct seeded and transplanted maize (Zea mays L.) to nitrogen fertilization at Zanyokwe irrigation scheme, Eastern Cape, South Africa
Crop stand direct seeding maize yield N rate transplanting
2010/9/10
Previous studies carried out in smallholder irrigation schemes in South Africa showed that bird damage to emerging seedlings reduced crop stand and yield of maize. Transplanting offered an opportunity...
Growth and Yield of New Rice for Africa (NERICAs) under Different Ecosystems and Nitrogen Levels
Growth Irrigated lowland NERICA Nitrogen absorption Nitrogen level Rainfed upland Rice Yield
2009/7/21
Scarcity of water and N fertilizer are major constraints to rice production, particularly in developing countries where rainfed upland condition dominates. Improvement of genetic adaptability to inade...
Comparative productivity of nitrogen-use efficient and nitrogen-inefficient maize cultivars and traditional grain sorghum in the moist Savanna of West Africa
Cereal-based systems grain sorghum moist savanna N-efficient maize N-inefficient maize
2009/3/3
Strategies to cope with low fertilizer use in West Africa include choice of crop (that is., sorghum vs. maize) and the development of nitrogen-use efficient maize (Zea mays L.) varieties. A two-year f...
RELATION BETWEEN GLOBAL RADIATION AND FOOD PRODUCTION IN A HUMID TROPICAL CLIMATE OF WEST AFRICA
global radiation food production crops West Africa
2010/11/30
Obvious is the fact that globally the climate is changing. Solar energy and water availability are the key factors affecting agricultural productivity in Subtropical Africa. In this paper is presented...