Some of these have been listed previously, but I am working on grouping the download links into categories, which should make browsing titles easier.

PLANT/GARDEN RELATED

The Culture of Vegetables and Flowers From Seeds and Roots (1921)
[link to www.scribd.com]

Seeds of Concern - The Genetic Manipulation of Plants
[link to www.scribd.com]

Grubber - Growing the Hallucinogens [HTML]
[link to www.scribd.com]

Saving Your Own Vegetable Seeds
[link to www.scribd.com]

Handbook for Vegetable Growers, 5th Ed.
[link to www.scribd.com]

Return To Resistance
[link to www.scribd.com]

growing oak trees from seed
[link to www.scribd.com]

Edible Rooftop Gardening
[link to www.scribd.com]

Organic Gardener's Composting by Steve Solomon
[link to www.scribd.com]

Hydroponics for the Home Gardener
[link to www.scribd.com]

Learning to Control Potatoes Late Blight_Modules
[link to www.scribd.com]

Pest & Disease Management Handbook
[link to www.scribd.com]

Distillation of Herbs
[link to www.scribd.com]

Strawberry Cultivation
[link to www.scribd.com]

Mushroom Cultivator: A Practical Guide to Growing Mushrooms at Home
[link to www.scribd.com]

Growing & Curing Tobacco
[link to www.scribd.com]

Organic Tobacco Production
[link to www.scribd.com]

Psilocybe Mushrooms FAQ
[link to www.scribd.com]

Organic Insecticides - Garden
[link to www.scribd.com]

Weeds and Weed Management on Arable Land
[link to www.scribd.com]

Intensive Gardening For Profit And Self Sufficiency
[link to www.scribd.com]

Home Composting Bins
[link to www.scribd.com]

On-Site Composting of Restaurants--Organic Economic, Ecological, And Social Costs Benefits
[link to www.scribd.com]

Growing Potatoes
[link to www.scribd.com]

A Farmer's Primer On Growing Rice
[link to www.scribd.com]

Southern Exposure 2009 Heirloom/Heritage Seed Catalog
[link to www.southernexposure.com]