[1]沈晓昆。稻鸭共作无公害有机稻米生产新技术[M]。北京：中国农业科学技术出版社，2003。

[SHEN Xiaokun. A New Pollution-Free Rice-Duck Farming Technology [m]. Beijing: China Agricultural Science and Technology Press, 2003.].

youdao

[1]沈晓昆。稻鸭共作无公害有机稻米生产新技术[M]。北京：中国农业科学技术出版社，2003。

[SHEN Xiaokun. A New Pollution-Free Rice-Duck Farming Technology [m]. Beijing: China Agricultural Science and Technology Press, 2003.].

youdao