Citrus Information
Dr. Robert McNeil, emeritus professor of the Fruit Science Department at Cal Poly San Luis Obispo, taught citriculture and avoculture there for many years. He has made his citrus notes available on our website - https://ucanr.edu/sites/default/files/2025-07/mc%20neil%20citrus%20guide_1.pdf . His avocado guide can be found at: http://www.avocadosource.com/books/mcneilrobert2024.pdf
Other sources of information for the two crops can be found below.
Citrus pest management
Grafton-Cardwell, E. E., J. G. Morse, N. V. O'Connell, P. A. Phillips, C. E. Kallsen, and D. R. Haviland, 2003. UC IPM Pest Management Guidelines: Citrus. ANR Publication 3441. http://www.ipm.ucdavis.edu/PMG/selectnewpest.citrus.html
Integrated Pest Management for Citrus—3rd Edition
Publication Number: 3303
Copyright Date: 2012
Length: 270 pp.
ISBN-13: 978-1-60107-696-0
https://anrcatalog.ucanr.edu/Details.aspx?itemNo=3303
Citrus Production Manual
Publication Number: 3539
Copyright Date: 2014
Length: 433 pp.
ISBN-13: 978-1-60107-840-7
Author: L. Ferguson, E. Grafton-Cardwell
Avocado Pest Management – UC IPM
https://ipm.ucanr.edu/agriculture/avocado/#gsc.tab=0
Integrated Pest Management for Avocados
Publication Number: 3503
Propagating Avocados: Principles and Techniques of Nursery and Field Grafting
This extensively illustrated leaflet offers methods of propagation, along with step-by-step instructions on current grafting techniques.
Publication Number: 21461
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