Relationships of defined PVX infection levels to verticillium wilt, yield, and quality of the Russet Burbank potato

1984 ◽  
Vol 61 (11) ◽  
pp. 669-682 ◽  
Author(s):  
J. R. Davis ◽  
T. C. Allen





1968 ◽  
Vol 45 (12) ◽  
pp. 449-457 ◽  
Author(s):  
R. Kunkel ◽  
Norris Holstad




1992 ◽  
Vol 69 (11) ◽  
pp. 705-714 ◽  
Author(s):  
M. J. Wille ◽  
G. E. Kleinkopf


1980 ◽  
Vol 57 (5) ◽  
pp. 197-204 ◽  
Author(s):  
G. G. Weis ◽  
J. A. Schoenemann ◽  
M. D. Groskopp


Author(s):  
R. J. Martin ◽  
P. D. Jamieson ◽  
D. R. Wilson ◽  
G. S. Francis


1994 ◽  
Vol 71 (7) ◽  
pp. 467-481 ◽  
Author(s):  
J. R. Davis ◽  
J. C. Stark ◽  
L. H. Sorensen ◽  
A. T. Schneider


2012 ◽  
Vol 92 (4) ◽  
pp. 783-794 ◽  
Author(s):  
Ramona M. Mohr ◽  
Dale J. Tomasiewicz

Mohr, R. M. and Tomasiewicz, D. J. 2012. Effect of rate and timing of potassium chloride application on the yield and quality of potato ( Solanum tuberosum L. ‘Russet Burbank’). Can. J. Plant Sci. 92: 783–794. Potassium is frequently applied to irrigated potato in Manitoba. Field experiments were conducted at two sites in each of 2006, 2007 and 2008 to assess effects of rate and timing of potassium chloride (KCl) application on the yield, quality, and nutrient status of irrigated potato (Solanum tuberosum ‘Russet Burbank’) in southern Manitoba. Preplant application of KCl increased total and marketable yield at one site, and tended (0.05<P ≤ 0.10) to increase total and marketable yield at three additional sites. At three of the four K-responsive sites, soil test K levels were <200 mg NH4OAc-extractable K kg−1, the level below which K fertilizer is recommended based on existing guidelines. Effects of timing of KCl application on total and marketable yield were limited although, averaged across sites, KCl applied at hilling reduced the yield of small tubers (<85 g) and increased the proportion of larger tubers (170 to 340 g) compared with preplant application. Averaged across sites, KCl applied preplant or at hilling reduced specific gravity compared with the 0 KCl treatments. Improvements in fry colour with KCl application were evident at only one site. Petiole and tuber K and Cl− concentration, K and Cl− removal in harvested tubers, and post-harvest soil test K concentration increased with KCl application. However, petiole K concentration measured 82 to 85 d after planting predicted only 24% of the variability in relative marketable yield for sites containing between 164 and 632 mg NH4OAc-extractable K kg−1 to 15 cm. Results demonstrate the potential for yield increases and specific gravity declines with KCl application under Manitoba conditions, but suggest that further research will be required to better predict the potential for yield responses using soil and petiole testing.



2021 ◽  
Vol 22 (17) ◽  
pp. 9115
Author(s):  
Yunlei Zhao ◽  
Huijuan Jing ◽  
Pei Zhao ◽  
Wei Chen ◽  
Xuelin Li ◽  
...  

Verticillium wilt (VW) is a typical fungal disease affecting the yield and quality of cotton. The Trichome Birefringence-Like protein (TBL) is an acetyltransferase involved in the acetylation process of cell wall polysaccharides. Up to now, there are no reports on whether the TBL gene is related to disease resistance in cotton. In this study, we cloned a cotton TBL34 gene located in the confidence interval of a major VW resistance quantitative trait loci and demonstrated its relationship with VW resistance in cotton. Analyzing the sequence variations in resistant and susceptible accessions detected two elite alleles GhTBL34-2 and GhTBL34-3, mainly presented in resistant cotton lines whose disease index was significantly lower than that of susceptible lines carrying the allele GhTBL34-1. Comparing the TBL34 protein sequences showed that two amino acid differences in the TBL (PMR5N) domain changed the susceptible allele GhTBL34-1 into the resistant allele GhTBL34-2 (GhTBL34-3). Expression analysis showed that the TBL34 was obviously up-regulated by infection of Verticillium dahliae and exogenous treatment of ethylene (ET), and salicylic acid (SA) and jasmonate (JA) in cotton. VIGS experiments demonstrated that silencing of TBL34 reduced VW resistance in cotton. We deduced that the TBL34 gene mediating acetylation of cell wall polysaccharides might be involved in the regulation of resistance to VW in cotton.



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