Fusarium internal fruit rot of sweet peppers grown in glasshouses is an increasing problem. A UK survey in 2007 showed infected fruits present in many crops at levels from one to 37 per cent (PC 260).
It is important to know when to begin applying fertilisers, especially when propagating plants from stem cuttings. In the experiments reported below, unrooted cuttings of Petunia (approx equal to) hybrida 'Supertunia Royal Velvet' were inserted individually into cells in plastic trays.
The narcissus crop is grown for three or more years. Weeds reduce yield and quality of flowers (and bulbs), interfere with picking and bulb lifting, may delay maturity and have the potential to introduce pests and disease into the crop (some weeds are hosts of the stem nematode). Achieving a high level...
Integrated crop management (ICM) integrates the use of both non-chemical and reduced or alternative chemical pesticide practices for the effective management of pests, diseases and weeds.
Nowadays, there is considerable interest in controlling plant height without chemicals. The experiments described below investigated the effects and interactions of forcing air over plants and of water stress.
The ability to schedule the growth and flowering of greenhouse crops is important to growers. In the experiments reported here, 18 different bedding plants were raised from seed.
Formaldehyde is often a contaminant of the air within new homes and it is undoubtedly one cause of "sick-building syndrome".
Red band needle blight (RBNB) is a devastating foliar disease of a wide range of pine species. The causal fungus in Britain is Dothiostroma septosporum, also known as Mycosphaerella pini or Scirrhia pini.
There is still some confusion about how best to cultivate young trees.
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.
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