| no |
title |
author |
magazine |
year |
volume |
issue |
page(s) |
type |
| 1 |
An analytical assessment of agroforestry practices resulting from interplanting cocoa and kola on soil properties in south-western Nigeria
|
Ekanade, O.
|
|
1990
|
30 |
3-4 |
p. 337-346
10 p.
|
article
|
| 2 |
A nutrient-transfer model to explain the fate of phosphorus and sulphur in a Grazed Hill-Country pasture
|
Saggar, S.
|
|
1990
|
30 |
3-4 |
p. 295-315
21 p.
|
article
|
| 3 |
Application of expert systems to study of acid soils in Rwanda
|
Yamoah, Charles F.
|
|
1990
|
30 |
3-4 |
p. 203-218
16 p.
|
article
|
| 4 |
Author index
|
|
|
1990
|
30 |
3-4 |
p. 347-350
4 p.
|
article
|
| 5 |
Between-farm variability in yield responses to inputs of fertilizers and herbicide applied to rainfed lowland rice in the Philippines
|
Angus, J.F.
|
|
1990
|
30 |
3-4 |
p. 219-234
16 p.
|
article
|
| 6 |
Bioassay to determine the effect of commercial preparations of Bacillus thuringiensis on entomogenous rhabditoid nematodes
|
Poinar Jr., George O.
|
|
1990
|
30 |
3-4 |
p. 195-202
8 p.
|
article
|
| 7 |
Biological and economic optima in a tropical grazing ecosystem in Australia
|
Izac, A.-M.N.
|
|
1990
|
30 |
3-4 |
p. 265-279
15 p.
|
article
|
| 8 |
Contents of agricultural, ecosystems and environmental, volume 30
|
|
|
1990
|
30 |
3-4 |
p. 351-352
2 p.
|
article
|
| 9 |
Effects of fly ash on yields and elemental composition of two vegetables, Brassica parachinensis and B. chinensis
|
Wong, Jonathan W.C.
|
|
1990
|
30 |
3-4 |
p. 251-264
14 p.
|
article
|
| 10 |
Effects of sulphur dioxide and hydrogen fluoride, singly and in combination, on growth and yield of wheat in open-top chambers
|
Davieson, Geoffrey
|
|
1990
|
30 |
3-4 |
p. 317-325
9 p.
|
article
|
| 11 |
Growth and value of Chlorella salina grown on highly saline sewage effluent
|
Wong, P.K.
|
|
1990
|
30 |
3-4 |
p. 235-250
16 p.
|
article
|
| 12 |
Seasonal fluctuations of Lygus lineolaris (Palisot de Beauvois) (Hemiptera: Miridae) nymphal populations in strawberry fields
|
Bostanian, N.J.
|
|
1990
|
30 |
3-4 |
p. 327-336
10 p.
|
article
|
| 13 |
The citrus pyslla, Trioza erytreae (Del Guercio) (hemiptera: Triozidae): A review
|
Van Den Berg, M.A.
|
|
1990
|
30 |
3-4 |
p. 171-194
24 p.
|
article
|
| 14 |
Triazine herbicide fate in a no-tillage corn (Zea mays L.)-Crownvetch (Coronilla varia L.) “Living mulch” system
|
Hall, J.K.
|
|
1990
|
30 |
3-4 |
p. 281-293
13 p.
|
article
|
Journal description