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SECTION TWO Economics
SECTION THREE Varieties
SECTION FOUR Propagation
4 other sections not shown
100 gal water 500 lumens/sq ft acre aphids application and cutting applied approx autumn crop available water capacity become benomyl border soil Botrytis boxes chemicals Chlorpropham cm blocks cold glasshouses compost Consumer protection costs cucumbers damage Downy Mildew early eelworm February fertilisers fluorescent tubes fungus germinating give glass glasshouse lettuce growers growing house grown growth heating thermostat humidity infected insecticide January labour lb CO2 leaf leaves lettuce crop lettuce mosaic virus light loam machines Manganese method methyl bromide millipedes minimum interval moist needed nitrogen normally nurseries oz/sq yd paraffin peat pelleted seed period polythene possible production propagating house propane Quintozene rosette stage slugs soil-blocks Sold sowing spray sprayline sq ft steaming sterilising stomata superphosphate Thiram tipburn tomatoes triple superphosphate tween last application unheated urea-formaldehyde usually varieties ventilation virus weed weeks wettable powder wireworms Yorkshire Zineb