“Jojoong”, a winter wheat(Triticum aestivum L.) cultivar was developed by the National Institute of Crop Science, RDA. It was derived from the cross “Suwon272/Olgeuru//Keumkang/Suwon252” during 2002. “Jojoong” was evaluated as “Iksan360” in advance yield trial test in 2011. It was tested in the regional yield trial test between 2012 and 2014. “Jojoong” is an awned, semi-dwarf and hard winter wheat, similar to “Keumkang” (check cultivar). The heading and maturing date of “Jojoong” were earlier to “Keumkang”. “Jojoong” had lower test weight (799 g/L) and 1,000-grain weigh (35.6g) than “Keumkang” (816 g/L and 45.5g, respectively). “Jojoong” showed resistance to winter hardiness and pre-harvest sprouting, which lower withering rate on the high ridge (10.5%) and rate of pre-harvest sprouting (10.5%) than “Keumkang” (31.7 and 21.4%, respectively). “Jojoong” showed similar protein content (12.5%), SDS-sedimentation volume (43.5ml) and gluten content (8.6%) to “Keumkang” (12.9%, 58.5ml and 8.5%, respectively). It showed higher lightness (93.17) in flour color than “Keumkang” (91.95, respectively). “Jojoong” showed higher lightness (81.50) of noodle dough sheet than “Keumkang” (80.95). “Jojoong” exhibited similar hardness (3.84N) and higher springiness and cohesiveness of cooked noodles (0.94 and 0.66) compared to “Keumkang” (3.88N, 0.90, and 0.62, respectively). Average yield of “Jojoong” in the regional adaptation yield trial test was 5.09 MT/ha in upland and 5.35 MT/ha in paddy field, which was 9% and 8% higher than those of “Keumkang” (4.67 MT/ha and 4.92 MT/ha, respectively).
“Sooan”, a winter wheat(Triticum aestivum L.) cultivar was developed by the National Institute of Crop Science, RDA. It was derived from the cross “Keumkang/Eunpa//Keumkang” during 1997. “Sooan” was evaluated as “Iksan319” in advance yield trial test in 2006. It was tested in the regional yield trial test between 2007 and 2009. “Sooan” is an awned, semi-dwarf and hard winter wheat, similar to “Keumkang” (check cultivar). The heading and maturing date of “Sooan” were similar to “Keumkang”. “Sooan” had similar test weight (817 g/L) and lower 1,000-grain weigh (43.7g) than “Keumkang” (817 g/L and 46.2g, respectively). “Sooan” showed resistance to winter hardiness and pre-harvest sprouting, which lower withering rate on the low ridge (0.2%) and rate of pre-harvest sprouting (0.2%) than “Keumkang” (9.2 and 25.8%, respectively). “Sooan” showed lower protein content (12.7%), SDS-sedimentation volume (42.0ml) and gluten content (10.5%) than “Keumkang” (13.1%, 57.8ml and 10.8%, respectively). It showed higher lightness (90.08) and lower redness (-1.11) and yellowness (8.80) in flour color than “Keumkang” (89.81, -1.15 and 9.46, respectively). “Sooan” showed higher lightness (81.34) of noodle dough sheet than “Keumkang” (80.28). “Sooan” exhibited lower hardness (3.84N) and similar springiness and cohesiveness of cooked noodles (0.91 and 0.65) compared to “Keumkang” (4.54N, 0.93, and 0.63, respectively). Average yield of “Sooan” in the regional adaptation yield trial test was 5.94 MT/ha in upland and 5.63 MT/ha in paddy field, which was 3% and 8% higher than those of “Keumkang” (579 MT/ha and 520 MT/ha, respectively).
“Joongmo2003”, a winter wheat (Triticum aestivum L.) cultivar was developed by the National Institute of Crop Science, RDA. It was derived from the cross “SW86054/Keumkang” during 1997. “Joongmo2003” was evaluated as “Iksan318” in advance yield trial test in 2006. It was tested in the regional yield trial test between 2007 and 2009. Its heading date was April 24 in upland and April 21 in paddy filed conditions, which were two days earlier than those of the check cultivar Keumkang, respectively, and Maturing date was June 4 in upland and June 2 in paddy field, one or two days earlier than those of Keumkang, respectively. “Joongmo2003” showed resistance to winter hardiness and pre-harvest sprouting, which lower withering rate on the low ridge (0.3%) and rate of pre-harvest sprouting (18.5%) than “Keumkang” (9.2 and 25.8%, respectively).“Joongmo2003” showed similar protein content (13.2%), lower SDS-sedimentation volume (54.0ml) and higher gluten content (11.7%) than “Keumkang” (13.1%, 57.8ml and 10.8%, respectively). It showed higher lightness (89.85) of flour and noodle dough sheet than “Keumkang” (89.81 and 80.28, respectively). “Joongmo2003” exhibited similar hardness (3.84), springiness and cohesiveness of cooked noodles (0.92 and 0.63) compared to “Keumkang” (4.54N, 0.93, and 0.63, respectively). The average grain yield in the regional yield trial was 5.55MT/ha in upland and 4.85 MT/ha in paddy field, which were 4% and 7% lower than those of the check cultivar, Keumkang, respectively.
“Joongmo2004”, a winter wheat (Triticum aestivum L.) cultivar was developed by the National Institute of Crop Science, RDA. It was derived from the cross “Bacanora88/Keumkang//Keumkang” during 1996. “Joongmo2004” was evaluated as “Iksan320” in advance yield trial test in 2006. It was tested in the regional yield trial test between 2007 and 2009. Its heading date was April 26 in upland and April 23 in paddy filed conditions, and Maturing date was June 5 in upland and June 4 in paddy field, which were similar to Keumkang, respectively. It showed 830 in number of spikes per m2, 35 of grain number per spike, 44.9g of 1,000 grain weight, and 806g of test weight. “Joongmo2004” showed moderate to Fusarium head blight (Scab) in test of specific character although “Keumkang” is susceptible to scab. “Joongmo2004” had higher flour yield (75.5%) than “Keumkang” (72.5% and 0.42%, respectively). “Joongmo2004” showed similar ash (0.42%), lower protein content (12.3%), SDS-sedimentation volume (43.0ml) and gluten content (10.3%) than “Keumkang” (0.42%, 13.1%, 57.8ml and 10.8%, respectively). It showed higher lightness (89.97), redness (-1.38) and yellowness (10.76) in flour color than “Keumkang” (89.61, -1.15 and 9.46, respectively). “Joongmo2004” exhibited lower hardness (3.50N), similar springiness and higher cohesiveness of cooked noodles (0.92 and 0.65) compared to “Keumkang” (4.54N, 0.93, and 0.63, respectively). The average grain yield in the regional yield trial was 5.17MT/ha in upland and 5.34 MT/ha in paddy field, which were lower 11% and higher 3% than those of the check cultivar, Keumkang, respectively.
“Joongmo2012”, a winter wheat (Triticum aestivum L.) cultivar was developed by the National Institute of Crop Science, RDA. It was derived from the cross “Sinmichal/Keumkang” during 2006. “Joongmo2012” was evaluated as “Iksan357” in advance yield trial test in 2010. It was tested in the regional yield trial test between 2011 and 2013. Its heading date was May 2 in upland and May 1 in paddy filed conditions, and Maturing date was June 8 in upland and June 8 in paddy field, which were similar to Keumkang, respectively. It showed 628 in number of spikes per m2, 34 of grain number per spike, 47.6g of 1,000 grain weight, and 762g of test weight. “Joongmo2012” showed susceptible to Fusarium head blight (Scab) in test of specific character although “Keumkang” is susceptible to scab. “Joongmo2012” had lower flour yield (68.4%) than “Keumkang” (73.5%, respectively). “Joongmo2012” showed similar ash (0.40%), lower protein content (11.7%), SDSsedimentation volume (39.8ml) and gluten content (8.1%) than “Keumkang” (0.41%, 12.7%, 55.8ml and 9.2%, respectively). It showed higher lightness (92.70) in flour color than “Keumkang” (91.51, respectively). “Joongmo2012” exhibited lower hardness (3.19N), similar springiness and higher cohesiveness of cooked noodles (0.90 and 0.66) compared to “Keumkang” (4.21N, 0.90, and 0.62, respectively). The average grain yield in the regional yield trial was 5.48MT/ha in upland and 4.47 MT/ha in paddy field, which were higher 5% and similar than those of the check cultivar, Keumkang, respectively