Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Proportion of tillers per plant colonized by spontaneous aphids Rhopalosiphum padi (A) and number of aphids per tiller (B) in relation to the sprayed doses of diclopfop-methyl herbicide (g active ingredient per ha) on the Lolium multiflorum plant populations. Values are means ± SE (n = 3).
