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Yields of large-seeded Andean (A) common bean (Phaseolus vulgaris L.) cultivars of Chile and Nueva Granada races are 40 to 60% lower compared to their Middle American (M) counterparts of small-seeded Mesoamerica and medium-seeded Durango races. Our objective was to use the concept of congruity ba...


Singh, Shree P.Terán Santofimio, HenryMuñoz Perea, Carlos GermánOsorno Gonzalez, JM[Selection for seed yield in Andean intra-gene pool and Andean x middle American inter-gene pool populations of common bean]Selection for seed yield in Andean intra-gene pool and Andean x middle American inter-gene pool populations of common bean

Common beans (Phaseolus vulgaris L) contain a number of antinutritional factors such as condensed tannins. Reducing tannin concentration might contribute to improving the nutritional quality of common bean. But polyphenolics are involved in resistance to diseases and pests, and reducing tannin co...


Islam, F.M.A.Rengifo, JRedden, RJBasford, KEBeebe, Stephen E.[Association between seed coat polyphenolics (tannins) and disease resistance in common bean]Association between seed coat polyphenolics (tannins) and disease resistance in common bean

Studies on the seed transmission of Xanthomonas campestris PV phaseoli check for this species in other resources (XCP) that cause common and fuscous blight of beans were conducted in Uganda. Bean seed was the main source of primary inoculum. The population of XCP in farmers', commercial and rese...


Opio, A.F.Allen, David J.Teri, J.M.[Studies on seed transmission of Xanthomonas campestris pv phaseoli in common beans in Uganda]Studies on seed transmission of Xanthomonas campestris pv phaseoli in common beans in Uganda

Genotype x environment interactions, genotype response to environments and stability for seed yield of navy bean genotypes (Phaseolus vulgaris L.) were studied. Sixteen genotypes were grown in a randomised complete block design with three replications at four locations in Ethiopia. Genotype x env...


Gebeyehu, SAssefa, H.[Genotype x environment interaction and stability analysis of seed yield in navy bean genotypes]Genotype x environment interaction and stability analysis of seed yield in navy bean genotypes

Background: Iron is an important micronutrient for all living organisms. Almost 25% of the world population is affected by iron deficiency, a leading cause of anemia. In plants, iron deficiency leads to chlorosis and reduced yield. Both animals and plants may suffer from iron deficiency when thei...


Cvitanich, CPrzybylowicz, WJUrbanski, DFJurkiewicz, AMMesjasz-Przybylowicz, JBlair, Matthew W.Astudillo, CarolinaJensen, EStougaard, J[Iron and ferritin accumulate in separate cellular locations in Phaseolus seeds]Iron and ferritin accumulate in separate cellular locations in Phaseolus seeds

New bean varieties translate into increased on-farm yields only if farmers obtain access to desired seed. Conventional models of legume seed delivery in Africa, centralized with the National Agricultural Research Systems (NARS), prove to be slow and of limited reach. This article describes a nove...


Rubyogo, Jean-ClaudeSperling, L.Muthoni Andriatsitohaina, RachelBuruchara, Robin A.[Bean seed delivery for small farmers in sub-Saharan Africa: the power of partnerships]Bean seed delivery for small farmers in sub-Saharan Africa: the power of partnerships

The effect of visual screening for grain yield was studied in 9 bean populations resulting from 3 different crossings (single, 3- way, and modified-double crosses) involving different groups of genetic pools from Central America and the Andes. The best yielding lines in the F2 and F3 generations ...


PATINO, H.Singh, S.P.[Visual selection for seed yield in the F2 and F3 generations of nine common bean crosses]Visual selection for seed yield in the F2 and F3 generations of nine common bean crosses

Across South Asia, the cost of rice cultivation has increased due to labor shortage. Direct seeding of rice is widely promoted in order to reduce labor demand during crop establishment stage, and to benefit poor farmers. To facilitate planning and to track farming practice changes, this study pre...


Gumma, Murali K.Uppala, D.Mohammed, I.A.Whitbread, Anthony M.Mohammed, I.R.[Mapping direct seeded rice in Raichur district of Karnataka, India]Mapping direct seeded rice in Raichur district of Karnataka, India

Vegetatively propagated crops, suffer from yield loss and reduced stand density and longevity caused by the buildup of certain pests and pathogens between successive plantings via via infected planting material. We reviewed six seed‐borne phytosanitary problems to evaluate whether a seed degenera...


Jacobsen, K.Omondi, B.A.Almekinders, Conny J.M.Álvarez, E.Blomme, GuyDita, M.Iskra Caruana, M.L.Ocimati, W.Tinzaara, W.Kumar, P.L.Staver, C.[Seed degeneration of banana planting materials: strategies for improved farmer access to healthy seed]Seed degeneration of banana planting materials: strategies for improved farmer access to healthy seed

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