R. H. Robinson

1886

• A progress report on the removal of spray residue from apples and pears
• Arsenical spray residue on cherries
• Commercial economic poisons commonly known as fungicides and insecticides
• Commercial fertilizers
• Oil spray recommendations
• Spray residue information for the orchardist and fruit packer
• Sprays
• Sprays, their mixing and the compatibility of various combinations
• Sprays, their preparation and use
• The arsenates of lead
• The calcium arsenates
• The chemical composition of insecticides and fungicides