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Vol. 18 No. 3 (1970)
Vol. 18 No. 3 (1970)
Published:
1970-08-01
Papers
Growth reactions of carnation, measured by net photosynthesis, on different air contents of the soil.
A.L.M. van Wijk, J. Buitendijk
149-157
PDF
The influence of soil steaming on some properties of the soil and on the growth and heading of winter glasshouse lettuce. III. The influence of nitrogen form, manganese level and shading studied in sand culture experiments with trickle irrigation.
G. Jager, J. van der Boon, G.J.G Rauw
158-167
PDF
The developmental pattern of roots and shoots of oats under favourable conditions.
J.J. Schuurman, J.J.H. de Boer
168-181
PDF
Production of carboxylates (C-A) by young sugar-beet plants grown in nutrient solution.
F. van Egmond, V.J.G. Houba
182-187
PDF
Studies on pod and bean values of Theobroma cacao L. in Nigeria. II. Number of beans per pod, with special reference to the natural pollination process.
H. Toxopeus, V.J. Jacob
188-194
PDF
The energy requirement for maintenance and production of laying hens.
A.H.M. Grimbergen
195-206
PDF
On soil genesis in temperate humid climate. VIII. The formation of a "udalfic" eutrochrepi.
J. van Schuylenborgh, S. Slager, A.G. Jongmans
207-214
PDF
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