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Fertilizer

en.wikipedia.org/wiki/Fertilizer

A fertilizer (American English) or fertiliser (British English) is any material of natural or synthetic .... Compound fertilizers, which contain N, P, and K, can often be produced by mixing straight...

How fertilizer is made - material, production process, making, history ...

www.madehow.com/Volume-3/Fertilizer.html

Modern synthetic fertilizers are composed mainly of nitrogen, phosphorous, and ... waste from different manufacturing processes, and other assorted trash.

Characteristics of natural and manufactured fertilizers for lawns

www.extension.umn.edu/garden/yard-garden/lawns/characteristics-of-natural-and-manufactured-fertilizers/

Information about planting, harvesting, and dealing with the diseases of growing melons in Minnesota home gardens.

Manufactured Synthetic Fertilizers or Natural Organic Fertilizers?

www.heartspring.net/organic_fertilizer_inorganic_comparison.html

Dec 21, 2013 ... Questions about the use of organic or natural fertilizers for home garden use.

Fertiliser | Sciencelearn Hub

sciencelearn.org.nz/Contexts/Soil-Farming-and-Science/Looking-Closer/Fertiliser

Jul 30, 2013 ... Superphosphate is an artificial fertiliser and is the most important ... Compared to clover, manufactured nitrogen fertiliser was found to be more ...

Fertilizers - The Essential Chemical Industry

www.essentialchemicalindustry.org/materials-and-applications/fertilizers.html

A 'green' controversy exists between those who believe that no 'artificial' fertilizers should be used and those who believe that manufactured fertilizers have to ...

Fertilizers are chemical compounds used to promote plant growth.

www.ecochem.com/t_organic_fert.html

Inorganic fertilizers are manufactured through chemical processes using naturally ... Synthetic fertilizers, such as urea and urea formaldehyde, are considered ...

Here's the scoop on chemical and organic fertilizers | Oregon State ...

extension.oregonstate.edu/gardening/node/955

Apr 30, 2008 ... Organic fertilizers such as manures, compost or bone meal are derived ... or synthetic fertilizers, because they go through some manufacturing ...

BBC - GCSE Bitesize: Fertilisers

www.bbc.co.uk/schools/gcsebitesize/science/add_gateway_pre_2011/chemical/fertilisersrev1.shtml

A secondary school revision resource for OCR Gateway GCSE Additional Science about chemical economics, fertilisers and crop yield.

BBC - GCSE Bitesize: Ammonia

www.bbc.co.uk/schools/gcsebitesize/science/add_gateway_pre_2011/chemical/ammoniarev1.shtml

Ammonia is a raw material used in the manufacture of fertilisers, explosives and ... Without synthetic, ammonia-based fertilisers, the world would be unable to ...

More Info

Pros and Cons of Organic vs. Chemical Fertilizers | Today's ...

www.todayshomeowner.com

Chemical fertilizers (also called inorganic, synthetic, artificial, or manufactured) have been refined to extract nutrients and bind them in specific ratios with other ...

Synthetic vs. Organic Fertilizers - EnviroIngenuity

www.enviroingenuity.com

Synthetic vs. Organic Fertilizers by Jerry Gach. Organic Fertilizers are materials derived from plant and animal parts or residues. Examples are, Blood Meal, ...

What are chemical fertilizers, and why do we use them? - SciGuy

blog.chron.com

Apr 18, 2013 ... The unfolding disaster in West, Texas due to an explosion at a fertilizer manufacturing facility leaves a lot of questions. Here are answers to a ...