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14
The Rhizosphere and plant growth : papers presented at a symposium held May 8-11, 1989, at the Beltsville Agricultural Research Center (BARC), Beltsville, Maryland / Donald L. Keister and Perry B. Cregan, editors
: HB : acid free pap. - Dordrecht : Kluwer Academic Publishers , c1991
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10
Biotechnology for solving agricultural problems : invited papers presented at a symposium held May 5-9, 1985, at the Beltsville Agricultural Research Center (BARC), Beltsville, Maryland / Patricia C. Augustine, Harry D. Danforth, Murray R. Bakst, editors ; organized by the BARC Symposium X Committee ; sponsored by the Beltsville Agricultural Research Center, Agricultural Research Service, United States Department of Agriculture
Dordrecht [Netherlands] ; Boston : M. Nijhoff. - Hingham, MA, USA : Distributor for the U.S. and Canada, Kluwer Academic Publishers , 1986
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5
Biological control in crop production / [general editor, George C. Papavizas]
est.. - Totowa, N.J. : Allanheld, Osmun. - London : Granada , 1981
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6
Strategies of plant reproduction : invited papers presented at a symposium held May 17-20, 1981, at the Beltsville Agricultural Research Center (BARC), Beltsville, Maryland / Werner J. Meudt, editor ; organized by the BARC Symposium VI Committee, Albert A. Piringer, chairman ; sponsored by the Beltsville Agricultural Research Center, Northeastern Region, Agricultural Research Service, United States Department of Agriculture
: US,: UK. - Totowa, N.J. : Allanheld, Osmun. - London : Granada , 1983
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