• 제목/요약/키워드: agricultural life

검색결과 7,195건 처리시간 0.048초

MORPHOLOGICAL, LECTIN-HISTOCHEMICAL AND PCNA-IMMUNO HISTOCHEMICAL COMPARISONS OF THE TESTICULAR TISSUES BETWEEN THE FIRST WAVE AND THE REINITIATION OF SPERMATOGENESIS AFTER EXPOSURE TO A SHORT PHOTOPERIOD

  • NAKAMURA Ryusuke;MIZUKAMI Takuo;FUJISAWA Masahiko;KANAI Yoshiakira;KUROHMARU Masamichi;HAYASHI Yoshihiro
    • 한국식품위생안전성학회:학술대회논문집
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    • 한국식품위생안전성학회 2001년도 The Asia-Pacific Conference on Reproductive Biology and Environmental Sciences
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    • pp.232-234
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    • 2001
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Diastereoselective Synthesis of 1,6-Diepicastanospermine from D-Glucono-δ-lactone

  • Jang, Ki-Chang;Choi, Sung-Jun;Kim, Jin-Hyo;Lee, Jin-Hwan;Lee, Byong-Won;Park, Ki-Hun
    • Bulletin of the Korean Chemical Society
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    • 제24권7호
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    • pp.921-924
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    • 2003
  • Homochiral (-)-pipecolaldehyde 6 from D-glucono- δ-lactone underwent a highly diastereoselective addition upon treatment with vinylmagnesium bromide. Treatment with vinylmagnesium bromide produced antiaminoalcohol 7a which was easily converted into the synthesis of 1,6-diepicastanospermine 2.

농촌지도인력이 인식한 농촌지도사업에 대한 고객의 요구 및 농촌지도기관의 업무수행수준 (The Needs of Customer to Agricultural Extension Service and the Performance Level of Public Agricultural Extension Organization)

  • 김진모;전영욱;임정훈;유영주
    • 농촌지도와개발
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    • 제24권2호
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    • pp.83-97
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    • 2017
  • The purpose of this study was to classify the type of customer which is essential to agricultural extension service, specify their needs and identify the performance level of public agricultural extension organization by the needs of customer. To meet these purpose, we conducted a focus group interview and surveyed the agricultural extension workforce. The results of this study are as follows. First, we classify the customer of agricultural extension service as 9 types. Second, the needs by customer types are specified 12 types. Third, those who attached to Rural agricultural development administration and agricultural research and extension service organization in provinces recognize them selves as more performing organization than agricultural technology center in region, except one area.