Forestry extension organization

類似資料

• Forestry extension handbook
  著者:: SS Negi
• Forestry research extension : challenges & strategies /
  出版事項: (2009)
• Khejri (Prosopis lineroria L.Druce):Its value,reserch and extension
  著者:: Arya,S
  出版事項: (1995)
• Extension education
  著者:: Adivi, Reddy A
  出版事項: (1971)
• A manual of forestry extension education
  著者:: LK Jha
  出版事項: (2008)