OAC TRIWELL SPRING TRITICALE

1981 ◽  
Vol 61 (4) ◽  
pp. 997-999
Author(s):  
V.W. POYSA ◽  
C.J. KNOBLAUCH ◽  
E. REINBERGS

OAC Triwell is a spring hexaploid triticale (× Triticosecale Wittmack) with higher yield, improved test weight, and larger kernels than Welsh and Rosner, the presently licensed spring triticale cultivars. It was licensed on 4 Nov. 1980. Breeder seed of OAC Triwell is maintained by the Crop Science Department, University of Guelph.

1981 ◽  
Vol 61 (4) ◽  
pp. 995-996
Author(s):  
V. W. POYSA ◽  
C. J. KNOBLAUCH ◽  
R. REINBERGS

OAC Wintri is the first winter hexaploid triticale (× Triticosecale Wittmack) licensed for sale in Canada. It is a tall, high-yielding cultivar with good resistance to mildew, leaf rust, and septoria. It is well-adapted to growing conditions in Ontario, Quebec and Eastern Canada. It was licensed on 15 July 1980. Breeder seed of OAC Wintri is maintained by the Crop Science Department, University of Guelph, Guelph, Ontario.


1994 ◽  
Vol 74 (4) ◽  
pp. 811-813 ◽  
Author(s):  
J. G. McLeod ◽  
R. M. DePauw ◽  
J. M. Clarke ◽  
T. F. Townley-Smith

AC Copia, a cultivar of spring triticale (X Triticosecale Wittmack), was developed at the Research Station, Research Branch, Agriculture and Agri-Food Canada, Swift Current, SK. It is widely adapted to the Prairie Provinces of Western Canada. AC Copia represents an improvement in test weight over other currently available Canadian cultivars of triticale. It is very resistant to the prevalent races of leaf rust, stem rust and common bunt, and moderately resistant to common root rot. Key words: Cultivar description, test weight, triticale (spring), X Triticosecale Wittmack


1985 ◽  
Vol 65 (2) ◽  
pp. 449-450 ◽  
Author(s):  
E. REINBERGS

OAC Acton is a new six-rowed winter barley (Hordeum vulgare L.) with good lodging resistance, higher yield, and better scald and BYD resistance than OAC Halton, the currently recommended winter barley cultivar for Ontario. It was licensed on 2 Aug. 1984. Breeder seed of OAC Acton is maintained by the Crop Science Department, University of Guelph, Guelph, Ontario.Key words: Hordeum vulgare L., barley (winter), BYD resistance, scald resistance, cultivar description


1984 ◽  
Vol 64 (4) ◽  
pp. 849-856
Author(s):  
JOHN M. CLARKE

Two spring triticale (X-Triticosecale Wittmack) cultivars, Carman and Welsh, and one advanced-generation breeding line were grown under field conditions for 3 yr to study the effects of harvest time and drying method on quality and grade. Plots were harvested at six to seven intervals when kernel water concentration was in the 1000 to 100 g water per kilogram kernel dry weight range. Grain was dried in the field in simulated windrows or artificially dried in a forced-air oven at 40–45 °C. Test weight, 1000-kernel weight, falling number, germination, and commercial grade were determined. Test weight increased with decreasing kernel water concentration at harvest, particularly in the artificially dried treatment. Test weight was greater in the windrowed than in the artificially dried treatment, especially for harvests made at high water concentrations. Harvest at high kernel water concentrations tended to reduce 1000-kernel weight, more so in the windrowed than in the artificially dried treatment. Although falling numbers were influenced by harvest time and drying method, there were no clear trends. Germination was reduced in material cut at a kernel water concentration above 680 g∙kg−1 in 1 of 2 years. Grades were reduced by artificial drying of grain, particularly when harvested at high kernel water concentrations. Grades were unaffected by windrowing at kernel water concentrations of up to 1000 g∙kg−1.Key words: X-Triticosecale Wittmack, test weight, falling number, germination, windrow


1996 ◽  
Vol 76 (2) ◽  
pp. 333-335 ◽  
Author(s):  
J. G. McLeod ◽  
R. M. DePauw ◽  
J. M. Clarke ◽  
W. H. Pfeiffer

AC Certa, a spring triticale cultivar (X Triticosecale Wittmack) was developed at CIMMYT and introduced by the Semiarid Prairie Agricultural Research Centre, Research Branch, Agriculture and Agri-Food Canada, Swift Current, via the 21st ITSN in 1989. It is widely adapted to the Prairie Provinces. AC Certa represents a significant improvement in test weight. AC Certa has an improved Hagberg Falling Number which is usually associated with improved harvest-time sprouting resistance AC Certa is very resistant to the prevalent races of stem rust (caused by Puccinia graminis Pers. f. sp tritici Eriks. and E. Henn.); leaf rust (caused by P. recondita Rob. ex Desm. f. sp. tritici); highly resistant to common bunt [caused by Tilletia foetida Wallr.) Liro and T. caries (DC) Tul.], and resistant to common root rot [caused primarily by Bipolaris sorokiniana (Sacc. in Sorok.) Shoemaker]. Key words: Cultivar description, test weight, sprouting resistance, triticale (spring, X Triticosecale Wittmack)


1980 ◽  
Vol 60 (2) ◽  
pp. 741-742
Author(s):  
E. REINBERGS

OAC Halton is a new six-rowed winter barley (Hordeum vulgare L.) with good lodging resistance, higher yield, larger kernels and better disease resistance than Huron, the presently recommended winter barley cultivar for Ontario. It was licensed on 31 July 1979. Breeder seed of OAC Halton is maintained by the Crop Science Department, University of Guelph, Guelph, Ontario.


1982 ◽  
Vol 24 (1) ◽  
pp. 83-92 ◽  
Author(s):  
J. P. Gustafson ◽  
M. D. Bennett

The relationships between telomeric heterochromatin on rye (Secale cereale L.) chromosomes, the occurrence of aberrant endosperm nuclei early during endosperm development, and kernel characteristics as seen at maturity were investigated in hexaploid spring triticale (× Triticosecale Wittmack). A positive relationship was established between the presence of telomeric heterochromatin on the short arms of rye chromosomes 4R/7R and 6R, and the production of aberrant endosperm nuclei. The removal of telomeric heterochromatin blocks from either 4R/7R or 6R significantly reduced the occurrence of nuclear instability in endosperm, and the effect of losing more than one block of telomeric heterochromatin was additive. A strong relationship was also noted between the absence of telomeric heterochromatin blocks on the short arms of rye chromosomes 4R/7R and 6R, and both higher thousand kernel weight and test weight at maturity. This relationship was also additive depending on whether one or two blocks of telomeric heterochromatin were missing. The absence of telomeric heterochromatin blocks on 4R/7R and 6R was significantly related with increased yield. The results show that amount of telomeric heterochromatin on some rye chromosomes is closely related to the occurrence of aberrant endosperm nuclei early during endosperm development and kernel characteristics at maturity.


1990 ◽  
Vol 70 (4) ◽  
pp. 1155-1157
Author(s):  
J. G. McLEOD ◽  
R. M. DePAUW ◽  
C. W. B. LENDRUM ◽  
G. E. McCRYSTAL ◽  
J. F. PAYNE ◽  
...  

Frank triticale (× triticosecale Wittmack) was developed at the Agriculture Canada Research Station, Swift Current, Saskatchewan. It was produced by intercrossing genotypes developed by the International Center for the Improvement of Maize and Wheat (CIMMYT), the University of Manitoba and the South Saskatchewan Wheat Program prior to subjecting the segregants to early generation yield-testing procedures. Frank demonstrates major improvements in yield, test weight, and earliness relative to other Canadian triticale cultivars.Key words: Cultivar description, Triticale (spring), × triticosecale Wittmack


1987 ◽  
Vol 67 (2) ◽  
pp. 495-497
Author(s):  
H. G. NASS ◽  
D. JONES ◽  
J. S. BUBAR ◽  
G. BELANGER ◽  
A. FILLMORE ◽  
...  

Beaguelita is a spring triticale (X Triticosecale Wittmack) with high yield in Atlantic Canada. Breeder seed will be maintained by the Agriculture Canada Research Station in Indian Head, Saskatchewan. Seed release is through the Maritime Seed Stock Distribution Committee in cooperation with the Canadian Seed Growers’ Association.Key words: Triticale (spring), X Triticosecale Wittmack, cultivar description


1985 ◽  
Vol 65 (2) ◽  
pp. 451-452
Author(s):  
V. W. POYSA ◽  
E. REINBERGS

OAC Decade is a new winter triticale (X Triticosecale Wittmack) cultivar with higher yield, shorter straw, better lodging resistance, and earlier maturity than OAC Wintri, the only presently licensed winter triticale cultivar in Canada. It is well adapted to the growing conditions in Eastern Canada, Quebec, and Ontario. It received license No. 2440 on 13 Aug. 1984. Breeder seed of OAC Decade is maintained by the Crop Science Department, University of Guelph, Guelph, Ontario.Key words: Triticale (winter), X Triticosecale Wittmack, cultivar description


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