56 books • 1 series
Substitution of Commercial Fertilizers for Manure in Vegetable Production (Classic Reprint)
Fertilizing Tomatoes, Sweet Corn, and Muskmelons in a Three-Year Rotation (Classic Reprint)
Fertilizing Onion Sets, Sweet Corn, Cabbage, and Cucumbers in a Four-Year Rotation (Classic Reprint)
Yields of Asparagus as Affected by Severe Cutting of Young Plantation (Classic Reprint)