index 
rare and precious books are an important part of the museum’s collections. after over 20 years of colleting and gathering, the cam library has the largest number of agricultural documents in the country, and it is also one of the three collecting units of ancient agricultural books in china.
the documents collected in cam are numbered at nearly 70,000 pieces, of which nearly 30,000 pieces are rare and precious, including rare editions of ancient agricultural, ordinary ancient books, local chronicles, and revised local histories.
the documents collected in cam are numbered at nearly 70,000 pieces, of which nearly 30,000 pieces are rare and precious, including rare editions of ancient agricultural, ordinary ancient books, local chronicles, and revised local histories.