Invasive harlequin ladybird causes severe decline of two-spotted ladybird, new study shows

An 11-year study has shown how the invasive harlequin ladybird (Harmonia axyridis) caused the severe decline of the two-spotted ladybird on broad-leaved trees and shrubs in northern Switzerland.

by Matthew Appleby

Sign in to continue

Sign in

Trouble signing in?

Reset password: Click here

Email: hwsupport@haymarket.com

Call: 020 8267 8121

Take a 30-day trial

  • Join Horticulture Week now and pay nothing for your first 30-days.

Register

Subscribe
From £315/pa

  • Full access to horticultureweek.com
  • Monthly print issue for 12 months
  • Keep track of competitors, market trends, and policy changes with sector specific email bulletins
  • Live email alerts from the pest and disease tracker 
  • New project leads and business prospects every week through the landscape leads service
  • Bespoke multi-user packages available

Choose a Package

Need to activate your subscription?
 
Already a subscriber
If you haven't already, activate your subscription here>>
 
Company Domain Access
If your company or university has a corporate subscription simply register your email address here to gain access