In order to breed a new P. eryngii cultivar with high temperature tolerance trait to cope with climate change, strains and cultivars were characterized at 20oC that is 5oC higher than normal condition followed by screening for the characteristics such as required days to harvest, quality and yield. Monokaryons from the selected strains were crossed. Da-32×KNR2322-15 derived from the crosses between KNR2322 having characteristics of short growing day and Da(Ga5Na5-4× KNR2312-7) having charateristics of high guality and yield at 20oC, showed 14.9 days for harvest, 120.6 g yield, and 7.0 quality in the first trial. The strains were named as Taeyangsongi and cultivated on a large scale to compare with Kenneutari No. 2 at a mushroom farm. Yield of Taeyangsongi (109 g) was significantly different(P=0.001) from Kenneutari No.2. Quality of the new (6.6) and the reference cultivar (3.5) was also statistically different (P=0.001) The brightness of pileus of Taeyangsongi (59.5) was 10 points less than the reference cultivar due to which it has an inability to bear high temperature stress. Thus, PCR reactions with URP2 discriminated between Taeyansongi and reference cultivars (Keneutari No. 2 and Aeryni).
목차
ABSTRACT 서론 재료 및 방법 시험균주 및 배양 배양 및 생육 조사 단포자 채취 및 교배 고유성 검사 결과 및 고찰 수집 유전자원의 고온(20℃)에서의 생육특성 단교배계통의 생육특성 선발계통의 자실체 생육 특성 육성계통의 고유성 적요 감사의 글 참고문헌
키워드
King oyster mushroomPleurotus eryngiiClimate changeHigh temperature toleranceBreeding