March 2023
Articles in this Issue
Rosellinia necatrix
White root rot caused by Rosellinia necatrix afflicts everything from apples to avocadoes. By Anna Mouton. Rosellinia necatrix is a…
Phytophthora
The name Phytophthora literally means plant destroyer — fitting for a genus that abounds in disease-causing species. By Anna Mouton.…
Pseudomonas and Xanthomonas
Bacterial pathogens cause financial losses to fruit growers worldwide —South Africa is no exception. By Anna Mouton. The genera…
Crown gall
A recent resurgence of galls on apple trees has sparked new interest in an old disease. By Anna Mouton. Plant…
A perspective on plant quarantine
Plant quarantine is an essential link in the plant-production chain and a crucial component of plant improvement. By Kyra-Kay Rensburg.…
Grapevine growers embrace certification
Certification percentages of grapevines put the pome- and stone-fruit industries to shame. Fresh Quarterly spoke to leading vine nurserymen to…
Case study: effective plant improvement
The Netherlands is a small country that packs a powerful horticultural punch —can the South African pome- and stone-fruit industries…
The roots of South African plant improvement
Horticultural icons Profs Daan Strydom and Gerard Jacobs reflect on the origins of plant improvement and share some of the…
Benchmarking South African plant improvement
Certification of pome- and stone-fruit plant material is at an all-time low. What are the problems, and how do we…