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Showing items 1 through 9 of 10.An international journal of forestry and forest industries
Policy makers as well as scientists have started to acquire an honest appreciation of the possibilities of reducing the wastage of materials which could be profitably utilized for improving or maintaining soil productivity.
Projections reveal that to sustain the likely world population in the year 2000, an increase of 60 percent in agricultural production will be required. "Is there sufficient land to meet these needs?" becomes the overriding question.
The paper discusses the problems facing countries when managing stocks of fish that move between their EEZs and the EEZs of adjacent countries, or onto the high seas. The action needed depends on the pattern of movement of the stocks.
Revue internationale des forts et des industries forestires
Methods for evaluating nutrient status in order to obtain better plant growth and increased yield are constantly being developed and improved. New analytical techniques and procedures for soil and plant analysis have been invented and tested in many countries and laboratories.
An international journal of forestry and forest industries
Revista internacional de silvicultura e industrias forestales
General principles of plant nutrition don't furnish the concrete information, necessary for practical treatments in a given situation. Thus, the questions arise which parameters must be considered an how can they be determined.
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