MAKE A MEME View Large Image Qimin yaoshu.gif Sources http //www las ac cn/service/rear/doc/nongxue/qimin htm Qimin yaoshu is a book relating to agriculture written in en Northern Wei AD 386 - 534 of China This is the Ming Dynasty AD 1368 - 1644 edition thus the ...
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Keywords: Qimin yaoshu.gif Sources http //www las ac cn/service/rear/doc/nongxue/qimin htm Qimin yaoshu is a book relating to agriculture written in en Northern Wei AD 386 - 534 of China This is the Ming Dynasty AD 1368 - 1644 edition thus the copyright is expired PD-old Shandong Ecology Scientists from China Agronomists
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