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배진우 ( Jin Woo Bae ),박현진 ( Hyeon Jin Park ),장윤우 ( Yun Woo Jang ),한원영 ( Won Young Han ),고종민 ( Jong Min Ko ),강항원 ( Hang Won Kang ),신상욱 ( Sang Ouk Shin ),이병원 ( Byung Won Lee ),백인열 ( In Youl Baek ) 한국콩연구회 2015 韓國콩硏究會誌 Vol.32 No.1
The purpose of this study was to provide information of breeding kidney bean (Phaseolus vulgaris L.) by investigating the characteristics of 211 germplasm collected in Korea. In most of germplasm (51.9%) it took 46∼50 days from sowing to flowering and in the others (29.0%) it took 51∼55 days. From flowering to maturity, it took 36∼40 days (21.2%), 41∼45 days (60.2%), 46∼50 days (11.1%). Total growth period was 91 to 95 days (89.3%). The plant types was classified as determinate (73.9%), indeterminate (24.2%) and intermediate (1.4%). The kidney bean flower was consists of banner and wing, and banner color was devided into three types; white (18.9%), pink (51.0%) and purple (30.1%) and wing color were white (18.4%), pink (71.4%) and purple (10.2%). Average pod length was 10.0∼14.9㎝ (77.3%) and pod width was 1.10∼1.29㎝ (48.3%). The color of seed coat was reddish purple (57.7%). Second seed coat color does not have a majority (73.7%), most of the germplasm did not contain the second seed coat color, but 26.3% showed different coat color. 100 seed weight for 65.2% of germplasm was 40.0∼59.9g.
남부지역 논에서 사료맥류, 조생종 벼 및 하파귀리를 활용한 삼모작 작부체계 연구
송태화,박태일,박형호,조상균,오영진,장윤우,노재환,박광근,강현중,Song, Tae-Hwa,Park, Tae-Il,Park, Hyong-Ho,Cho, Sang-Kyun,Oh, Young-Jin,Jang, Yun-Woo,Rho, Jea-Hwan,Park, Kwang-Geun,Kang, Hyeon-Jung 한국초지조사료학회 2014 한국초지조사료학회지 Vol.34 No.4
이 연구는 남부지역 논에서 동계 사료맥류, 하계 조생종 벼, 추계 하파귀리 등 삼모작 재배기술을 확립하기 위해실시하였다. 월동 사료작물을 조생종 벼인 조평벼의 이앙시기에 맞춰 4월 30일 1차 수확한 처리구와 사료맥류의 수확기인 5월 30일에 수확한 처리구 모두 곡우호밀이 각각 생초수량 32.0톤/ha과 42.3톤/ha, 건물수량이 5.8톤/ha과 16.5톤/ha로 다른 작물에 비해 높은 수량을 보였다. 하계 조평벼는 5월 6일에 1차 이앙한 처리구보다 6월 4일에 2차 이앙한 처리구에서 등숙비율이 떨어지고 수량도 약 22% 감소하여 조기 이앙이 유리한 것으로 나타났다. 틈새작물로 재배한 하이스피드 귀리는 8월 28일에 1차 파종한 귀리는 10월 10일에 출수하였지만 9월 2일에 입모중으로 2차 파종한 귀리는 출수도 하지 못하였으며 1차 파종에 비해 건물수량과 TDN 수량 모두 50%를 못 미치는 결과를 나타내어 파종이 빠를수록 유리한 것을 알 수 있었다. 따라서 남부지역에서 삼모작을 하기 위해서는 호밀을 재배하여 4월 30일 전에 수확한 후 조평벼의 조기 이앙과 하이스피드 귀리의 적기 파종이 쌀 수량과 조사료 수량 확보에 유리한 것으로 사료되었다. This experiment was undertaken to develop triple cropping systems for winter cereal crops for forage, early maturing rice and oats, and to select a winter forage crop in order to determine rice transplanting time at paddy fields in the southern region. Also, the productivity and feed value of the resulting forage crops were examined. When winter cereal crops used for forages are first harvested at the early maturing rice transplanting period, and again harvested during the winter forage crop harvesting period, the fresh yield and dry matter yield of rye were 32.0, 42.3 ton/ha and 5.8, 16.5 ton/ha, respectively, demonstrating higher yields than other winter crops. The early maturing rice, 'Jopyeong', transplanted on June 4 had a lower percentage of ripened grain compared to those transplanted on May 6, and milled rice yield transplanted on June 4 was also decreased by 22%. Thus, the results showed that early transplanting was profitable. Regarding the oats grown during the fall cropping season, the heading date for the oats sown first was on October 10, but the heading was not observed in those sown later. Dry matter yield and TDN yield of the second sowing was less than 50% compared to the first. Consequently, rye may be the most suitable winter forage crop for triple cropping systems. Early transplanting of 'Jopyeong' after rye harvesting before April 30 in addition to timely sowing of oats in the fall season would be profitable for rice and forage production using triple cropping systems in the southern region.
남부지역 논에서 사료맥류-사료용 옥수수-하파귀리 삼모작 시 조사료 생산성 및 사료가치
송태화,박태일,강현중,박형호,한옥규,조상균,오영진,장윤우,노재환,박광근,Song, Tae-Hwa,Park, Tae-Il,Kang, Hyeon-Jong,Park, Hyong-Ho,Han, Ouk-Kyu,Cho, Sang-Kyun,Oh, Young-Jin,Jang, Yun-Woo,Roh, Jae-Hwan,Park, Kwang-Geun 한국초지조사료학회 2014 한국초지조사료학회지 Vol.34 No.2
이 연구는 남부지역에서 동계 사료맥류, 하계 옥수수, 추계 하파귀리 등 삼모작 재배기술 확립하기 위해 옥수수의 앞그루에 적합한 사료용 맥류 맥종 선정과 더불어 옥수수 뒷그루로 귀리를 가을재배 시 생산성 및 사료가치를 검토하고자 실시하였다. 월동 사료작물을 옥수수 파종기에 맞춰 수확할 경우 호밀이 생초수량 32.0톤/ha, 건물수량 5.8톤/ha로 다른 작물에 비해 높은 수량을 보였다. 하계 사료용 옥수수는 생초수량으로 72.1톤/ha, 건물수량으로 20.2톤/ha 수확되었으며, 사료가치는 조단백질 함량이 7.4%, 가소화영양소 함량이 69.3%로 양호한 생육과 사료가치를 보였다. 가을재배용 귀리의 출수기는 10월 10일이었으며, 생초수량은 44.3톤/ha, 건물수량은 8.5톤/ha이었고, 사료가치는 조단백질이 11.3%, 가소화영양소 함량이 59.1%를 나타내었다. 따라서 남부지역에서 조사료 연중 생산을 위해 가을재배용 귀리의 도입으로 삼모작이 가능하며, 하계 옥수수의 최대 안전 생산을 위한 월동 사료작물은 호밀이 가장 유리한 것으로 사료되었다. Multiple cropping system is an important agricultural system in Korea, which is significant to increase forage yield and promote agricultural economic development. This experiment was carried out to develop triple cropping systems (winter cereals crop for forage - silage corn - summer oats) for maximum year-around forage production at paddy field in southern region. We also to select a winter forage crop to determine corn planting time, and to examine the forage productivity and feed value of summer cultivated oat, which was planted after corn cultivation. When winter cereal crops for forages are harvested in accordance with and corn planter, the fresh yield and dry matter yield of rye were 32.0 ton/ha and 5.8 ton/ha, respectively, showing higher yielding compared to other winter crops. Corn silage as summer crop was showed the fresh yield and dry matter yield of 72.1 ton/ha and 20.2 ton/ha, respectively. In the feed value, crude protein and TDN contents were 7.4% and 69.3%, respectively. They was showed higher productivity and feed value. The heading date of High-speed oat was October 10, and its fresh yield and dry matter yield were 37.6 ton/ha and 8.0 ton/ha, respectively. As a feed value, crude protein and TDN content was 11.4% and 59.1%, respectively. Therefore, triple cropping systems for the production of forage all throughout the year are possible with the introduction of summer oats in the southern region, and rye could be the most suitable winter forage crops for triple cropping systems.
논 재배 팥 품종별 수량구성요소 및 에탄올 추출물의 항산화 성분 비교
전현정,정기열,최영대,이상훈,송석보,고지연,최지명,장윤우,Chun, Hyen Chung,Jung, Ki Yuol,Choi, Young Dae,Lee, Sanghun,Song, Seok bo,Ko, Jee Yeon,Choi, Ji Myung,Jang, Yun Woo 한국작물학회 2017 한국작물학회지 Vol.62 No.3
This study investigated the changes in yields, antioxidant compounds, and antioxidant activities among 11 adzuki bean cultivars cultivated in a paddy field with somewhat poorly drained soil. The adzuki bean cultivars were cultivated in the paddy field from 2015 to 2016 in Milyang, Gyeongsangnam, Korea. Average soil moisture content was 16.5% in 2015 and 31.0% in 2016 at the experimental site during adzuki bean cultivation. As the soil moisture content increased, most of the adzuki bean cultivars showed deceases in stem height, first setting pod node, number of pods, 100 seed weight, and yield. Chungju-pat produced the greatest yields among the 11 cultivars in 2015 and 2016, whereas Hongeon had the smallest yields. Adzuki bean yields after paddy field cultivation was lower for all cultivars than for adzuki bean yields from the same cultivars after upland field cultivation. Chungju-pat and Chilbo-pat showed the smallest decreases in yields after paddy field cultivation, whereas Hongeon and Kumsil showed the greatest yield reductions. There were no significant differences in proximate composition. Some mineral components ($P_2O_5$, Ca, and Mg) were statistically different across cultivars. Chungju-pat had the highest Ca and Mg contents, but antioxidant components (polyphenol and flavonoids) and antioxidant activities (ABTS and DPPH) were highest in Saegil and lowest in Jungbu-pat. PCA and clustering analyses, based on the growth, yield, and antioxidant component measurements, performed to identify which variables contributed the most to separating adzuki bean cultivars or to grouping cultivars with similar characteristics. These analyses showed that the antioxidant components and antioxidant activities had the most influence on grouping cultivars together. Among the 11 cultivars, Saegil was statistically different from the other cultivars, but the other 10 cultivars were not significantly different under paddy field cultivation. Soil moisture content affected adzuki bean yield and antioxidant component contents. An increase in soil moisture led to a decrease in yield, but an increase in antioxidant components. These results provide information that will improve the selection of an appropriate adzuki bean cultivar for use in paddy fields.
연구보문 : 자연과학; 생장억제제 및 건조제 처리가 호밀 생육 및 종자에 미치는 영향
조상균 ( Sang Kyun Cho ),박형호 ( Hyeong Ho Park ),오영진 ( Young Jin Oh ),조광민 ( Kwang Min Cho ),장윤우 ( Yun Woo Jang ),송태화 ( Tae Hwa Song ),박태일 ( Tae Il Park ),강현중 ( Hyun Jung Kang ),노재환 ( Jae Hwan Roh ),박광근 ( 한국국제농업개발학회 2013 韓國國際農業開發學會誌 Vol.25 No.3
Desiccant was treated to find a way to shorten clum length and protect lodging of rye with Ethephon and a way to advance the harvest time without affecting germination. The results of the desiccant process are as follows for the change of harvest time and seed quality. As for Ethephon treatment, the earing date was delayed two days at the concentration of 250 ppm for the booting stage that when there is no treatment, 5 days later at the concentration of 1,000 or more ppm but no difference for the flowering and maturity stage. The culm length getting shorter as the concentration of Ethephon is higher and the decreasing rate of culm length damaged is 40.1% for 1,500 ppm of booting stage, which is the most effective processing, and the base part culm length damage rate is bigger than the superior upper part culm length decrement rate. Ther was no difference according to the treatment at the number of spike, culm and litter weight but one thousand grain weight was slightly higher in the treatment. There was no any difference in the rate ratio of germination. Yield tended to increase regardless of processing concentration. It reached up to 8% at maximum. The treatment with Ethephon turned out to be the most effective at 1,000 ppm during heading date-time. The number of days it takes from the desiccant treatment to the moisture content for harvesting time is respectively 20 days for seeds of 30 day-treatment, 10 days for seeds of 35 to 45 days-treatment and 5 days for seeds of 50 day-treatment.. As for the harvest time after treatment of desiccant, the treatment at 30th days after the earing is 14 days earlier than the culture by conventional methods, 9 days earlier for the treatment at 35th to 40th day, 4 days earlier for the treatment at 45th to 50th day. When treatment of desiccant is implemented, the one thousand grain weight is heavier as the number of days of treatment gets later. The ratio of germination gets higher as the number of days of treatment after heading gets later but there is no statistically significant difference treated 40 days after the heading. As for the yield of seeds are 30% compared to the culture by conventional methods for the treatment of 30 days after the heading, 48% compared to the culture by conventional methods for the treatment of 35 days after the heading, and 74% compared to the culture by conventional methods for the treatment of 40 days after the heading. Seed quality decreased a bit but it had still eligible as seed. The processing timing of desiccant for the earliest harvest was 40 days after heading date-time during which germination was not affected.