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Meristem-tip culture is commonly used to eliminate viruses from plants. The fact that some viruses are more difficult to eliminate than others has led to the use of thermotherapy and chemotheraphy, along with meristem-tip culture, to increase the efficacy of disease elimination. Tissue culture ma...


Ng, S.Y.C.Thottappilly, G.Rossel, H.W.[Tissue culture in disease elimination and micropropagation]Tissue culture in disease elimination and micropropagation

Ceballos, GermánÁlvarez, Elizabeth[Manejo de Moko (Ralstonia solanacearum raza 2) en plátano]Manejo de Moko (Ralstonia solanacearum raza 2) en plátano

Pearl millet downy mildew (DM) incidence, severity and yield losses of two pearl millet varieties (local and improved) due to the disease were determined in the field. Significant differences in the disease incidence and severity were recorded in the plots sown with metalaxyl-treated seeds and th...


Zarafi, A.Emechebe, A.Akpa, A.Alabi, O.[Effect of metalaxyl on incidence of pearl millet downy mildew disease in northern Nigeria]Effect of metalaxyl on incidence of pearl millet downy mildew disease in northern Nigeria

Two countrywide surveys were conducted in April-May and May-June 2004 throughout the cassava growing belt of Mozambique including several provinces: Gaza, Inhambane, Sofala, Manica, Zambezia, Nampula and Cabo Delgado. Both surveys were planned to assess the distribution, incidence and damage seve...


Toko, M.Hanna, R.Legg, J.P.Andrade, M.I.Jone, A.Agboton, B.Otema, M.A.Okao-Okuja, G.Obonyo, R.Mambo, E.[Distribution, incidence and severity of cassava diseases and pests in Mozambique]Distribution, incidence and severity of cassava diseases and pests in Mozambique

Originating in South America, cassava is now grown in over 100 countries around the world. It is the third most important source of calories in the tropics after rice and maize. Its caloric value, as well as its ability to tolerate dry conditions and poor soils, makes it a key food security crop ...


Clair, Hershey[Achieving sustainable cultivation of cassava Volume 1: Cultivation techniques]Achieving sustainable cultivation of cassava Volume 1: Cultivation techniques

Cassava was introduced to Asia in the late eighteenth and the early nineteents centuries. Since then it has become one of the most popular crops, especially in upland environments. Cambodia, Indonesia, Thailand and Vietnam are now among the top producers and exporters of cassava in the world. Thi...


Maung Aye, Tin[Cassava cultivation in Asia]Cassava cultivation in Asia

Bean production in Africa is very heterogeneous with much variation in environmental conditions, cropping systems, preferences and constraints. This working document contains information on the many bean producing areas in Africa. The data were gleaned from numerous sources but a major part of th...


Wortmann, Charles S.Allen, David J.[African bean production environments: their definition, characteristics and constraints]African bean production environments: their definition, characteristics and constraints

The Bean atlas is a comprehensive map of the bean growing areas in Africa. The first version was first published in 1998 and in paper format. For the last four years, PABRA has been developing the second edition, which shows dramatic changes in bean production areas across Africa, where some have...


Wortmann, Charles S.Kirkby, Roger A.Eledu, Charles A.Allen, David J.[Atlas of common bean (Phaseolus vulgaris L.) production in Africa]Atlas of common bean (Phaseolus vulgaris L.) production in Africa
Díaz Tatis, Paula A.Herrera Corzo, MarianaOchoa Cabezas, Juan CMedina Cipagauta, AdrianaPrias, Monica AVerdier, ValérieChavarriaga Aguirre, PaulLópez Carrascal, Camilo E.[The overexpression of RXam1, a cassava gene coding for an RLK, confers disease resistance to Xanthomonas axonopodis pv. Manihotis]The overexpression of RXam1, a cassava gene coding for an RLK, confers disease resistance to Xanthomonas axonopodis pv. Manihotis

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