Date of this Version
Spraying Apple Trees (Press Bulletin (University of Nebraska (Lincoln Campus). Agricultural Experiment Station), No. 37)
The degree of success in spraying depends almost wholly upon when the materials are put on and how they are applied. 'The two principal pests that concern Nebraska apple growers are the apple scab and the codling moth worm. There are other injurious insects and fungous diseases common to the orchard, but if the orchard is properly treated for those two the others will in a large measure be controlled.