| nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
| 1 |
A comparison of moisture-conserving practices for the traditional sorghum-based cropping system of the Bay Region, in Somalia
|
Eagleton, Graham E.
|
|
1991
|
36 |
1-2 |
p. 87-99
13 p.
|
artikel
|
| 2 |
Agroecosystems' performance in the semi-arid pampas of Argentina and their interactions with the environment
|
Viglizzo, E.F.
|
|
1991
|
36 |
1-2 |
p. 23-36
14 p.
|
artikel
|
| 3 |
Agroforestry in Dryland Africa
|
Fortmann, Louise
|
|
1991
|
36 |
1-2 |
p. 120-122
3 p.
|
artikel
|
| 4 |
Bird communities associated with three traditional agroecosystems in the San Luis Potosi Plateau, Mexico
|
Mellink, Eric
|
|
1991
|
36 |
1-2 |
p. 37-50
14 p.
|
artikel
|
| 5 |
Changes in the quantity and quality of grassland due to winter grazing by brent geese (Branta bernicla)
|
Summers, Ronald W.
|
|
1991
|
36 |
1-2 |
p. 51-57
7 p.
|
artikel
|
| 6 |
Editorial Board
|
|
|
1991
|
36 |
1-2 |
p. iii-
1 p.
|
artikel
|
| 7 |
High bed-low ditch system in the Pearl River Delta, South China
|
Ming, Luo Shi
|
|
1991
|
36 |
1-2 |
p. 101-109
9 p.
|
artikel
|
| 8 |
Humic substances II. A search for structure
|
Wander, Michelle M.
|
|
1991
|
36 |
1-2 |
p. 119-120
2 p.
|
artikel
|
| 9 |
Livestock waste treatment in a double channel oxidation ditch
|
Ushikubo, Akikuni
|
|
1991
|
36 |
1-2 |
p. 59-74
16 p.
|
artikel
|
| 10 |
Postsettlement changes in limnic sediments from southern Alberta, Canada
|
Strong, W.L.
|
|
1991
|
36 |
1-2 |
p. 111-117
7 p.
|
artikel
|
| 11 |
The grazing land ecosystems of the African Sahel
|
Stern, W.R.
|
|
1991
|
36 |
1-2 |
p. 122-123
2 p.
|
artikel
|
| 12 |
The impact of fertilizer application techniques on nitrogen yield from two tillage systems
|
Mostaghimi, S.
|
|
1991
|
36 |
1-2 |
p. 13-22
10 p.
|
artikel
|
| 13 |
The impact of 20 years' absence of earthworms and three levels of N fertilizer on a grassland soil environment
|
Clements, R.O.
|
|
1991
|
36 |
1-2 |
p. 75-85
11 p.
|
artikel
|
| 14 |
The Jonglei canal — impact and opportunity
|
Stern, W.R.
|
|
1991
|
36 |
1-2 |
p. 123-124
2 p.
|
artikel
|
| 15 |
Variations in responses of dry bean (Phaseolus vulgaris) cultivars to ozone
|
Temple, P.J.
|
|
1991
|
36 |
1-2 |
p. 1-11
11 p.
|
artikel
|
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