Studies have shown that approximately three pounds of actual nitrogen per 1,000 square feet per year is needed to maintain the health of woody plants in most landscape situations. The National Office of Animal Science, United Kingdom, reports that without the use of feed additives, over 1 million tons more feed would be needed each year for finishing pigs in European herds 5 ppm thorium, hence about 100 tonnes of uranium and 200 tonnes of thorium is buried in landfill each year in the Latrobe Valley
Fertilisers increase crop yields but cause the problem of eutrophication when they're ... However, if too much fertiliser is used it can pollute water supplies.
3 miles 3 miles
nitrogen
peat
fertiliser
manure.
Nitrogen is a fertiliser that encourages green growth, but, as it also encourages soft growth it is better used in a balanced fertiliser.
Yes, though often in the form of Ammonia.
marl
If hydrogen was stored onsite at the West Fertiliser factory then that is what the explosion was caused by after the initial fire which led to the hydrogen escape.
Several different ones. Calcite is used as a fertiliser under the name "lime". Various sulphate and phosphate minerals are also used to make fertiliser, such as gypsum (calcium sulphate dihydrite) and fluorapatite (calcium fluorophosphate).
fertiliser