scholarly journals EVALUATION OF YIELD PERFORMANCE AND STABILITY OF SOME BREAD WHEAT GENOTYPES

2007 ◽  
Vol 85 (1) ◽  
pp. 181-189
Author(s):  
NAGWA R. A. SALEM
2013 ◽  
Vol 13 (4) ◽  
pp. 234-240 ◽  
Author(s):  
Giovani Benin ◽  
Lindolfo Storck ◽  
Volmir Sérgio Marchioro ◽  
Francisco de Assis Franco ◽  
Ivan Schuster ◽  
...  

The aim of this study was to verify whether using the Papadakis method improves model assumptions and experimental accuracy in field trials used to determine grain yield for wheat lineages indifferent Value for Cultivation and Use (VCU) regions. Grain yield data from 572 field trials at 31 locations in the VCU Regions 1, 2, 3 and 4 in 2007-2011 were used. Each trial was run with and without the use of the Papadakis method. The Papadakis method improved the indices of experimental precision measures and reduced the number of experimental repetitions required to predict grain yield performance among the wheat genotypes. There were differences among the wheat adaptation regions in terms of the efficiency of the Papadakis method, the adjustment coefficient of the genotype averages and the increases in the selective accuracy of grain yield.


2019 ◽  
Vol 139 (2) ◽  
pp. 251-262 ◽  
Author(s):  
David Sewordor Gaikpa ◽  
Bärbel Lieberherr ◽  
Hans Peter Maurer ◽  
C. Friedrich H. Longin ◽  
Thomas Miedaner

2007 ◽  
Vol 85 (1) ◽  
pp. 171-179
Author(s):  
MOHAMED KH MOSHREF ◽  
AZZ ELDIN A. EL-SAYED ◽  
HAYAM S. MAHGOUB

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