كتب ذات صلة

The fruit bark beetle

• The emergence of pear thrips in the Healdsburg area of California in 1932
  المؤلفون: Smith, Leslie Malcolm
• Control of the shot-hole borer
  المؤلفون: Smith, Leslie Malcolm

• Weed control
  المؤلفون: Ball, Walter S.
• Selective weed killers
  المؤلفون: Crafts, Alden Springer ,  Harvey, W. A.
• Ridding the garden of common pests
  المؤلفون: Michelbacher, A. E. ,  Essig, E. O.