Title: N-Phosphonocarbonyl carbamic acid derivatives as plant growth regulants

Abstract: This invention relates to the use of carbonyl phosphonates for retarding the growth of plants, especially woody plants and agricultural compositions containing such phosphonates.

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Inventors: Sauers, Richard Frank (Hockessin, DE, US)

Application Number: 688930
Filing Date: 1976-05-21
Publication_date: 1977-08-23
Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE)
Primary Class(es): 504/198 558/131, 558/172, 558/173, 987/153
Other Classes:
US Patent Ref:

3627507	Dec, 1971	Langsdor, Jr.	71/76.
3849102	Nov, 1974	Bucha et al.	71/86.
3861898	Jan, 1975	Jelinek	71/86.
3929448	Dec, 1975	Brantley	71/86.

Other Refs: 1,042,208

Sep, 1966	UK.

Primary Examiner: Brust, Joseph Paul
Assistant Examiner:
Attorney: