(Q47706157)
Statements
1 reference
Food production and the energy crisis (English)
1 reference
Pimentel D
1 reference
Hurd LE
1 reference
Bellotti AC
1 reference
Forster MJ
1 reference
Oka IN
1 reference
Sholes OD
1 reference
Whitman RJ
1 reference
1 November 1973
1 reference
1 reference
182
1 reference
4111
1 reference
443-449
1 reference
1 reference
1 reference