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Vol. 27 No. 1 (1979)
Vol. 27 No. 1 (1979)
Published:
1979-02-01
Papers
A study into the mobility of iron in podzolized Sarawak upland soils by means of selective iron extractions.
J.P. Andriesse
1-12
PDF
Competition between Hordeum vulgare L. and Chenopodium album L. with different dates of emergence of Chenopodium album.
W.T. Elberse, H.N. de Kruyf
13-26
PDF
Drainage criteria for soil workability.
L.K. Smedema
27-35
PDF
The crude protein production of grassland and the utilization by milking cows.
A. Kemp, O.J. Hemkes, T. van Steenbergen
36-47
PDF
The influence of photoperiod on head formation in some Brachiaria species and Chloris gayana cv. Masaba.
J.G.P. Dirven, L.J.M. van Soest, K. Wind
48-59
PDF
Volatile fatty acids in anaerobically stored piggery wastes
S.F. Spoelstra
60-66
PDF
An agricultural analysis of rainfall reliability for Cameroon.
H.J.W. Mutsaers
67-78
PDF
A tentative approach to the molecular structure of humic acids: the spectral evidence for a derivation of humic acids from plant-borne esters. 1. The electron paramagnetic resonance (EPR) spectra.
G. Minderman
79-91
PDF
A comparison of the behaviour of some root systems under restricted aeration.
L.K. Wiersum
92-98
PDF
Nitrogen uptake by rice plants from a dry soil at maintained water supply from a greater depth.
S.B. Rehatta, W. Dijkshoorn, J.E.M. Lampe
99-110
PDF
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