• 제목/요약/키워드: barley straw

검색결과 162건 처리시간 0.02초

보리 입모중 벼 파종에 환한 연구 3. 보리짚 사용시 재배방법 및 질소 사용량별 담수중의 함유 성분 변이 (Studies on scattering of Rice before Barley Harvest 3. Variation of dissolved chemical components in extracted solution under barley straw mulching by different cultivation method and N fertilizer application level)

  • 정진일;노태환;이선용;조수연
    • 한국작물학회:학술대회논문집
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    • 한국작물학회 1995년도 추계 학술대회지
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    • pp.68-69
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    • 1995
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보리 입모중 벼 파종에 관한 연구 4. 보리짚 피복량에 따른 담수중의 함유성분 변이와 발아율 및 유묘 신장의 품종간 차이 (Studies on scattering of Rice before Barley Harvest 4. Variation of dissolved chemical components in extracted solution under barley straw mulching and their effects on varietal germination rate and seedling elongation)

  • 정진일;김보정;이재길;신현탁
    • 한국작물학회:학술대회논문집
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    • 한국작물학회 1995년도 추계 학술대회지
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    • pp.70-71
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    • 1995
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조사료원에 따른 꽃사슴(Servus nippon)의 채식습성에 관한 연구 (A study on the food habits of Sika Deer (Saanen) fed with roughage sources)

  • 강병호;이인덕;이수기;이형석
    • 농업과학연구
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    • 제38권3호
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    • pp.437-444
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    • 2011
  • The object of this experiment was to investigate the food habits of sika deer fed with various roughage sources. The experimental trials were conducted at Unbong Animal Genetic Resources Station in 2008. The experimental roughages include five sources and 25 species in all; grasses and legumes: 5 species (mixed grasses, orchardgrass, tall fescue, alfalfa, white clover), native grasses and weeds: 5 species (mixed native grasses, Miscanthus sinensis Anderss, Arundinella hirta (Thunb.) Tanaka, barnyard grass, short awn, forage crops (hay, silages and straw): 5 species (barley + hairy vetch, Wheat + hairy vetch, rye silage, barley silage, baled rice straw), browse and fallen leaves: 5 species (mixed browse, oriental white oak, Quercus serrta Thunb., oriental cherry fallen leaves, Japanese chestnut fallen leaves), and imported hays and straws: 5 species (timothy hay, tall fescue straw, annual ryegrass straw, klinegrass hay, alfalfa hay). Five sika deer were used as experimental animals and the averaged body weight was 95+5.4kg. The chemical composition and dry matter digestibility of each roughage source and species were significantly different at the sampling area, plant species, growth stages and cutting period(p<0.05). The sika deer ate more roughages which had low fibrous contents, but high dry matter digestibility. Among all the 25 species of roughages, the favorite intake roughage sources ranking by sika deer was observed like this: browse and fallen leaves (32.2%), grass and legumes (27.0%), native grasses and weeds (22.0%), imported hays (12.9%) and forages crops (5.5%) respectively. Although, the sika deer ate more browse leaves, but ate more roughage which had low fibrous contents (NDF and ADF), but high drymatter digestibility. On the other hand, compared to each roughage source, total intake amount by sika deer was showed as browse and fallen leaves (32.2%). Based on the result, the food habit of sika deer seems to be closer to the typical browser.

Effects of Rice Straw Amendment and Nitrogen Fertilization on Rice Growth and Soil Properties in Reclaimed Tidal Paddy Field

  • Lee, Sanghun;Bae, Hui-Su;Lee, Soo-Hwan;Lee, Kyeong-Bo;Noh, Tae-Hwan;Lee, Geon-Hwi
    • 한국토양비료학회지
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    • 제48권3호
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    • pp.205-212
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    • 2015
  • Farmers with forage barley (Hordeum vulgare L.)-rice (Oryza sativa L.) cropping system at reclaimed tidal lands burn crop residues to facilitate seedbed preparation or remove them for feed stock. This study was conducted to investigate the effect of rice straw amendment and N fertilization on soil properties and N uptake of rice under forage barely-rice cropping system at reclaimed tidal paddy field. Rice straw was applied at the rates of 0, 2.5 and $5.0ton\;ha^{-1}$ and N was fertilized at 0, 100, 200 and $400kg\;ha^{-1}$. Although there was no significant difference in the growth and yield of rice, fresh and dry weight of forage barely increased with increasing the amount of rice straw. The amount of N uptake of rice at harvesting stage was $65.8-69.2kg\;ha^{-1}$ by the amount of rice straw amendment, but there were no significant differences among rice straw amendment levels. After harvesting the rice, the soil salinity decreased with rice straw amendment compared to the control. After forage barely and rice cultivation, soil organic matter contents increased to $2.6-2.8g\;kg^{-1}$ and $3.2-3.5g\;kg^{-1}$, respectively. The amount of N uptake of rice at harvesting stage increased up to $82kg\;ha^{-1}$ in $400kg\;ha^{-1}$ N applied plots which were $37.8kg\;ha^{-1}$ higher than the control. Nitrogen fertilization decreased N recovery efficiency. The highest yield of rice was observed at $244kg\;ha^{-1}$ N fertilization level, but the optimum N level was estimated at $168kg\;ha^{-1}$ in order to keep the protein content of rice under 6.5%. Further researches on N uptake and application of organic matter according to soil salinity will be necessary to increase N use efficiency at reclaimed tidal paddy field.

벼 수확동시 보리파종기 이용에 따른 보리생육특성 및 생력효과 (Barley Growth and Labor-Saving Efficiency as Using Barley Seeder Synchronized with Rice Harvesting)

  • 김양길;이중호;서재환;박종철
    • 한국작물학회지
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    • 제49권3호
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    • pp.179-183
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    • 2004
  • 호남지역 보리 2모작 재배농가의 생력화를 위하여 벼 수확 동시 보리파종에 따른 보리의 생육특성 및 생력효과를 조사ㆍ분석한 결과를 요약하면 다음과 같다. 1 벼 수확동시 보리파종은 벼 수확과 동시에 이루어지므로 관행 파종방법보다 5일 이상 빠르게 파종되었다. 2. 벼 수확동시 보리파종재배는 한발시 볏짚피복에 따른 재해 경감효과가 있었으며, 보리수확기 볏짚 C/N율은 31.6%로 낮아졌다. 3. 벼 수확동시 보리파종시 생육특성은 관행재배보다 수수는 감소하였으나 간장, 1수립수 및 천립중 등이 증가하였으며, 수량은 관행 재배보다 평균 6.5% 증수하는 경향이었다. 4. 벼 수확동시 보리파종 작업시간은 파종작업 단계축소로 관행파종방법보다 작업시간이 58%절감되었으며, 경영비는 8% 절감되었고, 소득은 16% 증가하였다.