| Type |  Book |
| ชื่อเรื่อง | Systems approaches for agricultural development / edited by Frits Penning de Vries, Paul Teng and Klaas Metselaar |
| ISBN | 0-7923-1881-1 |
| พิมพลักษณ์ | Dordrecht : Kluwer Academic, c1993 |
| รูปเล่ม | 542 p. : ill. ; 25 cm |
| หัวเรื่อง | Agricultural systems --Congresses [] |
| | Agricultural systems --Research --Congresses [] |
| | Crops --Congresses [] |
| | Crops --Mathematical models --Congresses [] |
| | Rice --Congresses [] |