Identification of Drought Resistence at Seedlings Stage in Common Bean (Phaseolus vulgarisL.) Varieties

2015 ◽  
Vol 41 (6) ◽  
pp. 963 ◽  
Author(s):  
Long LI ◽  
Lan-Fen WANG ◽  
Jing WU ◽  
Rui-Lian JING ◽  
Shu-Min WANG
Keyword(s):  
Agronomie ◽  
2001 ◽  
Vol 21 (6-7) ◽  
pp. 601-605 ◽  
Author(s):  
Moez Jebara ◽  
Jean-Jacques Drevon ◽  
Mohamed Elarbi Aouani

1970 ◽  
Vol 3 ◽  
pp. 28-34
Author(s):  
Ejigu Ejara, Wassu Mohammed, Berhanu Amsalu ◽  
Zinash Misgana, Mulatu Gabisa, Ganane Tasama

Common bean is among the major crops grown in southern Ethiopia including Borana zone where the majority of the farmers are Agro-pastoralist and produce the crop mainly for home consumption. The area has potential to the production of common bean for food and nutrition security as well as export commodity. However, scarcity of varieties that fit to the environment is one of the major constraints of production. Therefore, this experiment was conducted to evaluate 36 common bean genotypes including seven released varieties to evaluate performance of genotypes for yield and agronomic traits. The field experiment was conducted in 2015 at two locations (Abaya and Yabello) and genotypes were planted in triple lattice design. Data were collected on yield and important agronomic traits. Analysis of variance computed for individual locations and combined analysis over locations revealed significant variations among genotypes for all traits. Moreover, 16.67% of the genotypes had mean grain yield greater than the best performing released variety across locations and the genotypes showed a grain yield as high as 3.25 tons ha-1. Based on results of this study it is recommended to test the high yielding and early maturing genotypes at many locations to develop preferred varieties across many locations.


2009 ◽  
Vol 3 (2) ◽  
pp. 191-197 ◽  
Author(s):  
Shree P. Singh ◽  
Henry Terán ◽  
Howard F. Schwartz ◽  
Kristen Otto ◽  
Margarita Lema
Keyword(s):  

2017 ◽  
Vol 43 (1) ◽  
pp. 1
Author(s):  
Ji-Feng ZHU ◽  
Jing WU ◽  
Lan-Fen WANG ◽  
Zhen-Dong ZHU ◽  
Shu-Min WANG

HortScience ◽  
1998 ◽  
Vol 33 (3) ◽  
pp. 547b-547
Author(s):  
Soon O. Park ◽  
Dermot P. Coyne ◽  
Geunhwa Jung ◽  
E. Arnaud-Santana ◽  
H. Ariyarathne

Seed size is an important trait in common bean. The objective was to identify RAPD markers associated with QTL for seed weight, seed length, and seed height in a molecular marker-based linkage map in a recombinant inbred (RI) population from the common bean cross of the larger seeded (100 seed/39 to 47 g) PC-50 (ovate seed shape) × smaller seeded (100 seed/26 to 35 g) XAN-159 (flat rhomboidal seed shape). The parents and RI lines were grown in two separate greenhouse and two field (Wisconsin, Dominican Republic) experiments using a RCBD. Continuous distributions for seed weight, seed length, and seed height were observed for RI lines indicating quantitative inheritance. One to three QTLs affecting seed weight explained 17% to 41% of the phenotypic variation. Two to three QTLs for seed length explained 23% to 45% of the phenotypic variation. One to four QTL associated with seed height explained 17% to 39% of the phenotypic variation. A RAPD marker M5.850 in linkage group 3 was consistently associated with seed weight, seed length, and seed height in all experiments and explained 7% to 13% of the phenotypic variation for these traits. A seedcoat pattern morphological marker (C) in linkage group 1 was associated with seed weight and seed height in two greenhouse experiments.


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