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국내 최초의 자식성 호밀 품종 ‘중모2509’ KCI 등재

‘Jungmo2509’, the First Rye Cultivar of Self-Fertility in the Korea

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한국초지조사료학회지 (Journal of The Korean Society of Grassland Science)
한국초지조사료학회 (The Korean Society of Grassland and Forage Science)
초록

Rye (Secale cereal L.) is the most tolerant to abiotic stress including low temperature, drought, and unfavorable soil conditions among the winter cereals. Rye is the rapid growth of early spring results from increasing areas for the use of the forage and green manure in the middle part of Korea. “Jungmo2509”, a rye cultivar was developed by the National Institute of Crop Science (NICS), RDA in 2014. It was developed from a cross between “Olhomil”, a self-compatible cultivar, and “Synthetic Ⅱ”, a self-incompatible line. “Jungmo2509” is an erect plant type and of a middle size, with a green leaf color, a yellowish-white colored culm, and a yellowish brown-colored, small-size grain. The heading date of “Jungmo2509” was April 23, which was 5 days later than that of “Gogu”, respectively. But “Jungmo2509“ showed greater resistance to lodging compared to that of the check cultivar, with similar to winter hardiness, wet injury, and disease resistance. “Jungmo2509” was a higher to than “Gogu” in terms of protein content (9.4% and 8.0%, respectively), total digestible nutrients (TDN) (55.7% and 55%, respectively). The seed productivity of “Jungmo2509” was approximately 2.08 ton 10a-1, which was 11% lower than that of the check. Almost all rye cultivars are out-crossing due to genes controlling incompatibility, but “Jungmo2509” is higher seed fertility (56%) than that of Gogu (0%). it has self-compatible genes. “Jungmo2509” is erect in plant type and resistance for lodging. Therefore, “Jungmo2509” can produce uniform seeds for processed grains of human consumption and utilize them as parents for breeding the rye hybrids with high forage yields.

목차
ABSTRACT
Ⅰ. 서 론
Ⅱ. 재료 및 방법
    1. 육성경위
    2. 시험방법
Ⅲ. 결 과
    1. 고유특성
    2. 출수기
    3. 초장
    4. 내재해성
    5. 조사료 생산성
    6. 사료가치
    7. 자식률과 종실 생산성
Ⅳ. 고 찰
Ⅴ. 요 약
Ⅶ. REFERENCES
저자
  • 한옥규(국립한국농수산대학) | Ouk-Kyu Han (Korean National College of Agriculture and Fisheries)
  • 김진진(국립한국농수산대학) | Jin-Jin Kim (Korean National College of Agriculture and Fisheries)
  • 김대욱(국립식량과학원) | Dea-Wook Kim (National Institute of Crop Science, RDA)
  • 구자환(국립식량과학원 중부작물부) | Ja-Hwan Ku (Central Area Crop Division, National Institute of Crop Science, RDA) Corresponding author