Dòng Nội dung
1
Crop and livestock technologies : RCA III Symposium / edited by Burton C. English, Richard L. White, Liu-Hsiung Chuang.
Ames, Iowa : Iowa State University Press, c1997.
ix, 186 p. : ill. ; 24 cm.
2
Plants in agriculture / J.C. Forbes, R.D. Watson.
Cambridge [England] ; Cambridge University Press, 1992.
xv, 355 p. : ill. ; 26 cm.