Patent · US Expired

Method of preventing plants from damage by frost

US4207091A · kind A · utility

6Cited by
9References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 30, 1978
Grant dateJun 10, 1980
Priority date
Expiry dateAug 30, 1998

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01N37/52
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a method of preventing plants, such as fruit, vegetables etc. from damage by frost. The method consists in treating the said plants, before outbreak of frost, with an effective amount of a hydroxamic acid derivative of formula ##STR1## wherein R.sub.1 is alkyl or cycloalkyl, PA1 R.sub.2 represents hydrogen or the methyl group, PA1 R.sub.3 is hydrogen, methyl, alkyl-carbonyl or a cation, and PA1 R.sub.4 is hydrogen, methyl or ethyl.

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