Fertilizer
Washington State Department of Agriculture - http://agr.wa.gov/ Information on products
and their content of heavy metals, along with fertilizer laws and label
requirements.
Extremely Green Gardening Company - http://www.extremelygreen.com Online source
for organic gardening products including fertilizers, biological pest control,
soil test kits.
Fertilizing Woody Ornamentals - http://aggie-horticulture.tamu.edu/extension/fertilizing/fertilizing.html
Explains the best way to fertilize these types of plants.
Soils and Soil Management - http://www.msue.msu.edu/msue/imp/modf1/masterf1.html
Offers a database and search function of a range of articles about fertilizers.
MDS Harris Turf - http://www.turf.com
A commercial soil-testing laboratory that provides soil and water testing as
well as plant and tissue analysis for golf courses and athletic fields, as well
as agronomic growers and dealers.
Lawn Talk - http://www.urbanext.uiuc.edu/lawntalk/lawntalk10.html
A range of lawn fertilizing articles beginning with "Choosing Fertilizers
for Home Lawns".
Responsible Fertilizer Practices for Lawns - http://www.extension.umn.edu/distribution/horticulture/DG6551.html
Outlines general fertilizer practices, nitrogen and phosphorus requirements,
and application timing for lawns.
Fertilizer
Application - http://gardenline.usask.ca/misc/fertili2.html
Debates whether to fertilize with organic or inorganic products.
Convenience Fertilizers For Home Landscapes - http://www.ext.vt.edu/departments/envirohort/factsheets2/fertilizer/sep90pr3.html
Information on fertilizing shrubs and trees on home lanscapes.
Fertilizing Landscape Plants - http://www.ag.ohio-state.edu/~ohioline/hyg-fact/1000/1002.html
Explains the necessities of fertilizing plants
Fertilizer Use - http://ipmwww.ncsu.edu/agchem/chptr10.html
Articles discussing the uses of fertilizer on certain types of plant (in pdf
format).
Island Lawn and Garden - http://www.ilg-mv.com/Pages/organicvs.html Concise
discussion about organic and inorganic fertilizing along with a number of lawn
fertilization topics.
Fertilization of Lawns - http://www.ag.ohio-state.edu/~ohioline/hyg-fact/4000/4006.html Details the benefits of and how to fertilize lawns.
Fertilizers for Container Crops - http://www.umass.edu/umext/programs/agro/floriculture/floral_facts/fert.html Explains the basics for fertilizing certain types of potplants.
