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Illustrated Wrappers. Condizione: Collectible-Very Good. Circular No. 194, February, 1918. Agricultural Experiment Station. 11-page pamphlet discusses intercropping, which is the planting of an extra crop in orchards between harvest seasons, for extra food production during the war years. "The man who is intercropping an irrigated orchard has certain very definite economic advantages over the man who is raising a crop in an open field;", one of which is " Very often orchardists have unused time of both themselves and their teams, which can be turned to good service in the planting and care of the intercrop." Booklet describes Limiting Factors, Important Considerations, Maintenance of the Productive Condition of the Soil, Financial Returns, Results at Citrus Experiment Station Farm, etc.…

Soft cover. Condizione: Collectible-Fine. Bulletin No. 345. Pages 465-512; illuatrations, charts, tables; wraps. Published results of fertilizer experiments carrried out at five locations in California along with a review of the literature. Deals with the planting and care of the trees and yields and data gathered. Clean copy.…

Soft cover. Condizione: Fine. 1st Edition. Small demy8vo, vii, 215 p. Original pictorial light card covers. A fine copy with no marks or names. First edition.

Condizione: New.

Condizione: New.

Condizione: New.

Condizione: New.

Condizione: New.

Hardcover. Condizione: Brand New. 226 pages. 8.50x5.43x8.74 inches. In Stock.

Cloth - Hard Cover. Condizione: Very Good. No Dust Jacket. 498 pages. Slight signs of use and wear, though overall a tight and very clean copy.