Livres associés

Spraying with "black leaf 40" to control onion thrips.

Spraying crops why, when, and how

The season''s work on arsenical poisoning of fruit trees.

General-contact weed killers

• The tank-mixture method for dormant oil spraying of deciduous fruit trees in California
  Auteur(s): Borden, Arthur D.
• The pear leaf blister mite as a cause of fruit-bud injury
  Auteur(s): Borden, Arthur D.

• Utilization of California fruits
  Auteur(s): Cruess, W. V. ,  Marsh, George L.
• Thrips of economic importance in California
  Auteur(s): Bailey, Stanley F.
• The Tangier pea : Lathyrus tingitanus
  Auteur(s): Kennedy, P. Beveridge.