| nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
| 1 |
A comparison of productivities and energy values between slash and burn agriculture and secondary succession in the upper Rio Negro region of the Amazon Basin
|
Uhl, Christopher
|
|
1981
|
7 |
1 |
p. 63-83
21 p.
|
artikel
|
| 2 |
Agriculture in semi-arid environments
|
Arnon, I.
|
|
1981
|
7 |
1 |
p. 91-92
2 p.
|
artikel
|
| 3 |
Announcement
|
|
|
1981
|
7 |
1 |
p. 93-
1 p.
|
artikel
|
| 4 |
Bird problems in agriculture
|
Arnold, Richard
|
|
1981
|
7 |
1 |
p. 85-86
2 p.
|
artikel
|
| 5 |
China's agro-ecosystem
|
Smil, Vaclav
|
|
1981
|
7 |
1 |
p. 27-46
20 p.
|
artikel
|
| 6 |
Computer modelling in agriculture
|
Jacquard, P.
|
|
1981
|
7 |
1 |
p. 86-
1 p.
|
artikel
|
| 7 |
Cropping and yields in agricultural systems of the north-eastern hill region of India
|
Toky, O.P.
|
|
1981
|
7 |
1 |
p. 11-25
15 p.
|
artikel
|
| 8 |
Editorial Board
|
|
|
1981
|
7 |
1 |
p. iii-
1 p.
|
artikel
|
| 9 |
Heathlands and related shrublands. Descriptive studies, ecosystems of the world 9A
|
Jacquard, P.
|
|
1981
|
7 |
1 |
p. 87-88
2 p.
|
artikel
|
| 10 |
Isoenzymatic variations in populations of Chenopodium album L. resistant and susceptible to triazines
|
Gasquez, J.
|
|
1981
|
7 |
1 |
p. 1-10
10 p.
|
artikel
|
| 11 |
Plant strategies and vegetation processes
|
Misra, R.
|
|
1981
|
7 |
1 |
p. 89-
1 p.
|
artikel
|
| 12 |
The study of vegetation
|
Misra, R.
|
|
1981
|
7 |
1 |
p. 90-91
2 p.
|
artikel
|
| 13 |
Variability of stream water quality in some land management systems in the southern Kakioka Basin, Japan
|
Hirose, T.
|
|
1981
|
7 |
1 |
p. 47-61
15 p.
|
artikel
|
| 14 |
Verhandlungen Gesellschaft für ökologie, band VII
|
Mahn, E.G.
|
|
1981
|
7 |
1 |
p. 88-89
2 p.
|
artikel
|
Tijdschrift beschrijving