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There was a marked diurnal variation of light interception by hedgerow orchards on sunny days in June and July. This variation was considerably reduce...
Read moreN fixation by white clover established on colliery spoil in S. Yorkshire was measured weekly between May and Nov. Residual spoil P levels from 2 rates...
Read moreSexual reproduction in 9 clones of Eichhornia crassipes from different parts of the world was examined in the glasshouse. Eight of the clones flowered...
Read moreSexual reproduction and natural seed production in Eichhornia crassipes was examined in a total of 19 populations from 2 tropical regions (Lower Amazo...
Read moreThe species investigated included Atriplex halimus, A. vesicaria, Kochia indica, Zygophyllum dumosum, Reaumuria hirtella, Haloxylon articulatum, Artem...
Read moreThe appearance and survival of Trifolium repens seedlings from naturally deposited seed were monitored for 3 years under different sheep grazing manag...
Read moreThe patterns of variation of soil conditions and vegetation were mapped on a mosiac area (4 ha) of solodized-solonetz and solodic soils at Lansdown, Q...
Read moreIn a randomized plot experiment on Festuca arundinacea grassland on alluvial loam soil during 1968, plots were mowed and raked bi-weekly, mowed and sp...
Read moreThe drought resistance of young seedlings of Stylosanthes humilis and Digitaria ciliaris was investigated in the field at Katherine, Northern Territor...
Read moreConstant temperatures within the range 11-23 C had no significant effect upon the germination of Avena fatua, but higher temperatures appreciably redu...
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