海量图书期刊资源,随时随地畅享阅读乐趣
The South African Angora Goat and Mohair IndustryW. A. PRINGLE; J. A. DÖCKEL · 1989
AN ANALYSIS OF THE DEMAND FOR BANANAS IN SOUTH AFRICADU TOIT, J. P.F.; DÖCKEL, J. A. · Agrekon · 1978
The Relationship Between Unemployment and Vacancies in South AfricaF. S. BARKER; J. A. DÖCKEL* · 1985
Q spoiling and directionality in deformed ring cavitiesNöckel, J. U.; Stone, A. D.; Chang, R. K. · ol/19/21/ol-19-21-1693.pdf · 1994
Ray Chaos and <i>Q</i> Spoiling in Lasing DropletsMekis, A.; Nöckel, J. U.; Chen, G.; Stone, A. D.; Chang, R. K. · Physical Review Letters · 1995
The influence of the price of water on certain water demand categoriesDöCKEL, J. A. · Agrekon · 1973
Cost—benefit analysis as a method for better public investment decision-makingDöCKEL, J. A. · Agrekon · 1972
INFORMATION TO AUTHORSAgrekon · 2001
THE FARM MANAGEMENT THEMEBEHRMANN, H. I. · Agrekon · 1978
INLIGTING AAN OUTEURSAgrekon · 2001
Editorial CommitteeAgrekon · 1999
The wool industry—a new dealAgrekon · 1972
LEVSA NUUS/AEASA NEWSAgrekon · 1995
POSSIBLE DEVELOPMENTS IN SOUTH AFRICAN AGRICULTUREJACOBS, A. S. · Agrekon · 1984