An optimum greenhouse local weather allows decorative growers to get probably the most out of their crops. They’ll management properties equivalent to Plant load, Assimilate, and Plant steadiness. In discussions with fellow growers and advisers, it is necessary that everybody has the identical understanding of those phrases. Within the research ‘Measuring and controlling plant load in decorative horticultural crops,’ definitions and a plant physiological interpretation of these phrases for decorative horticultural crops have been drawn up.
The Plant load, Assimilate, and Plant steadiness every play their function within the development of a decorative plant. As an illustration: by adjusting the plant load (the overall sink/m2 of greenhouse/week) to the anticipated mild sum in the course of the development of the minimize flower or pot plant, extra will be grown with pure mild. On this method, a grower can save on warmth and electrical energy.
On lighter days, the greenhouse temperature will be elevated to make optimum use of the daylight for the manufacturing and processing of assimilates, the merchandise of photosynthesis, equivalent to sugars and starch. The assimilate steadiness performs a task on this: the connection between provide and demand of assimilates. The plant steadiness is the steadiness in manufacturing and development of harvestable and non-harvestable plant components in order that the plant can develop and ship the product high quality in the best way the grower needs.
As a part of ‘Het Nieuwe Telen,’ the definitions and results of those phrases are sometimes utilized in vegetable crops however a lot much less so in decorative crops. The phrases for decorative plant crops have now additionally been described. This has been elaborated in cultivation directions for 4 crops: rose, chrysanthemum, freesia, and gerbera.