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Vol. 20 No. 3 (1972)
Vol. 20 No. 3 (1972)
Published:
1972-08-01
Papers
The action and durability of cetyl alcohol as an evaporation suppressant in soils.
J.W. Kijne
145-153
PDF
Research on some technical aspects of outdoor recreation, as part of multipurpose rural reconstructions in the Netherlands.
H.N. van Lier
154-179
PDF
Characterization of soil handling with mould-board ploughs
J.K. Kouwenhoven, R. Terpstra
180-192
PDF
Nitrate reductase activity and oxalate content of sugar-beet leaves.
F. van Egmond, H. Breteler
193-198
PDF
The determination of the clay content of soil by a semi-micro variation of the Robinson method
A. Beverwijk
199-202
PDF
The effect of local cooling on growth and water content of plants.
A. Kleinendorst, R. Brouwer
203-217
PDF
Experimental studies on seed production of tropical grasses in Kenya. 4. The effect of fertilizer and planting density on Chloris gayana cv. Mbarara.
J.G. Boonman
218-224
PDF
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