National cooperative dairy herd improvement program participation as of January 1, 1997

• WIGGANS GR.

収録刊行物

• USDA Dairy Herd Improvement Letter, K

  USDA Dairy Herd Improvement Letter, K 73 (1), 1-, 1997

詳細情報

• CRID: 1574231875343533056
• NII論文ID: 10021719957
• データソース種別:
  • CiNii Articles