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  • Author United Nations Environment Programme (UNEP)
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A contribution to a continuing investigation to determine the effect on drainage of mixing gravel chips or sand with scrape topsoil in the standard nursery mix used in the Lololo nursery.

Vincent, A.J.

1972
An experiment to investigate the effect of basic soil type and mixture ingredients and mixture sterilisation on the growth of pinus caribaea var.hondurensis seedlings in standard polythene pots.

Vincent, A.J.

1972
A comparison of the early performance in field plantation of root-modified bareroot planting stock of pinus caribaea var.hondurensis with standard potted planting stock.

Vincent, A.J.

1972
Experiments to examine the effect of varying the amount and constitution of inorganic fertiliser added to the nursery potting mix on the performance of pinus caribaea var. hondurensis seedlings grown in standard clear polythene pots.

Vincent, A.J.

1972
An outline of the objectives of the mahogany(swietenia macrophylla) vegetative reproduction programme with an interim report on results to date.

Drewitt, J.O.

,

Vincent, A.J.

1972
An investigation of the variation of tree form in pinus caribaea var.hondurensis in field plantations.

Vincent, A.J.

1971
Oceans and coastal areas : catalogue of publications
Biodiversity Conservation

United Nations Environment Programme (UNEP)

Global environment outlook

United Nations Environment Programme (UNEP)

Global Environment Monitoring System

United Nations Environment Programme (UNEP)

Global environment outlook : a new state of the environment report (draft)

United Nations Environment Programme (UNEP)

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