Patent · US Expired

Process for the selective control of tall fescue in turf

US4090866A · kind A · utility

2Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1977
Grant dateMay 23, 1978
Priority date
Expiry dateMar 14, 1997

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01N39/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for the selective control of tall fescue and perennial ryegrass in Kentucky bluegrass, fine fescue or bentgrass turf comprising treating said turf with a compound selected from the group consisting of (a) 4-(4'-chlorophenoxy)-phenoxy-d-propionic-isobutylester and (b) methyl 2-[4-(2,4-dichlorophenoxy)-phenoxy]propanoate, in an amount effective to kill said tall fescue or perennial ryegrass but insufficient to damage said turf.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.