Basal rot (Fusarium oxysporum f. sp. narcissi) is possibly the most difficult and costly disease that bulb growers encounter. It has been damaging crops for more than 100 years and remains a major concern.
The roots of young container-grown trees are often found to have grown in circles or vertically downwards. These deformities affect the survival and growth of the trees when they are planted in the field.
With labour costs soaring, HDC study FV 368 has identified the potential for mechanisation to be developed to reduce reliance on hand labour in the vegetable industry.
Extreme weather events are becoming more frequent in many parts of the world. The increasing frequency of hailstorms has led many growers to consider installing nets to protect horticultural crops.
Thanks to advances in breeding giving improved quality, the UK soft fruit industry has increased production of everbearing strawberry varieties.
Flowering plants of Hydrangea macrophylla make attractive pot plants but often take too long to grow to a marketable quality. In the experiments described below, rooted cuttings of 'Early Blue' and 'Schneeball' were grown for five weeks in a growth room (16-hour days, 24 degsC, high-pressure sodium...
In 2009, the value of field-grown ornamental and amenity trees in England was around £19.8m. Several varieties are susceptible to the soil-borne fungal disease Verticillium wilt, notable examples being some species of Acer, Tilia, Fraxinus and Catalpa.
It used to be thought that day and night temperatures had separate effects on the growth and development of tomatoes and that they should therefore be controlled independently and within narrow ranges.
The insecticide Dynamec (abamectin) and the predatory mite Amblyseius andersoni both showed potential as control measures for raspberry leaf and bud mite during trials in HDC project SF 81.
The growth and flowering of bedding plants can be improved through photosynthetic lighting to supplement daylight during production.
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