Web Results

Fertilizer - Wikipedia


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 ...


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


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

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


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

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


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

Synthetic vs. Organic Fertilizers - EnviroIngenuity


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

Fertilizers - The Essential Chemical Industry


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

Production of artificial fertilizer


Artificial fertilizers used in Denmark supply three main nutrients: nitrogen, ... applied straight fertilizers: Calciumammoniumnitrate (N-fertiliser) produced in former ...

BBC - GCSE Bitesize: Fertilisers


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

What are the raw materials used to make fertilizer? | Reference.com


A: Urea fertilizer is an affordable fertilizer that contains a ratio of nitrogen, phosphorus and potassium. Urea is produced naturally in animals and humans, .