87 pages matching soil in this book
Results 1-3 of 87
What people are saying - Write a review
We haven't found any reviews in the usual places.
Dr W F Bewley C B E D Sc V M H An Appreciation
5 other sections not shown
acaricidal acre Agric analysis applied axillary shoots block blotchy fruit blotchy ripening boron calcium sulphate carnation Cheshunt chrysanthemum compost concentration crop yields cucumber cucumber mildew date of sampling diazinon disease dry matter effect experimental experiments expressed sap fertilizers foliage formaldehyde fruit quality fruit walls fungus glasshouse Glasshouse Crops grade green growers grown growth Horticultural Immuna increased infection inoculated Institute investigation layer leaf levels Littlehampton lycopersici magnesium magnesium deficiency manganese manure mean mildew mite mushroom mycelium nitrogen normal nutrient nutritional obtained pC values percentage phosphate Plant Plants Plant plots potash pots Red Spider Mite Sciarids season showed shown soil soluble salts solution spores sprays stages steaming stem sterilized studies sugars superphosphate symptoms Table temperature tests tissue titratable acidity tomato fruit tomato plants total solids treatments trials truss urea urea-formaldehyde urea-formaldehyde compounds variety Potentate weeks