Oil Seed Extractions Ltd
Oil Seed Extractions Ltd (OSE) produce and supply natural nutritional oils and food ingredients rich in essential fatty acids such as alpha-linolenic acid (ALA, Omega 3) and gamma-linolenic acid
http://www.osel.co.nz/

Midlands Seed Ltd.
Services and products for arable seed and grain crop production and exporting. Company and grower news, research testing and development information, and product range.
http://www.midlands.co.nz/

Seed Images
SeedImages is the go to resource for seed information and resources on seed analysis, seed identification, seed germination and seed dormancy, plus all related seed topics
http://www.seedimages.com/

ProfiGen do Brasil Ltda - Tobacco seed producers - Brazil
Brazilian producer of tobacco seed, and developer of seed coating and priming processes for such seed.
http://www.profigen.com/

Perennial Ryegrass Seed Production in Western Canada
An examination of the suitability of perennial ryegrass for forage and seed production in Western Canada
http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/agdex8345?opendocument

Parkland Seed Potatoes
Parkland Seed Potatoes Ltd. is a premium quality seed potato exporter, supplying seed and commercial growers in Canada, the United States and Mexico.
http://www.parklandseedpotatoes.com/

Worldwide: Seed Exchanges - Swapping Seeds with Like Minded Gardeners
Some people have a wealth of plant seeds left over at the end of the gardening season. Some folks can never find the seeds for the garden plants they want at the beginning of the season. It's a match made in heaven. Whether you have seeds to trade or a seed wish list that's gone unfulfilled, these Seed Exchanges are worth a look.
http://gardening.about.com/od/gardenprimer/a/SeedSwap.htm

American Seed Trade Association
With membership including seed breeders, producers, and distributors, this organization links all facets of the worldwide seed industry.
http://amseed.com

CSU Seed Database
Crop, common weed, and noxious weed seed database displaying seed photos and seed identification characteristics.
http://www.geocities.com/seedimages/

Kaup's Seed Company
Midwest seed company sells soybeans, grasses, turf, and alfalfa seeds, plus seed related products and services.
http://www.kaupag.com/