The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 22, 1992

Filed:

Jan. 22, 1991
Applicant:
Inventors:

David J Edwards, Bedfordshire MK44 AAX, GB;

Philip J Evans, Bedford, GB;

Christopher P Freeman, Bedford MK43 7EX, GB;

Geoffrey P Gray, Herts WD1 4QQ, GB;

Robert E Matthews, London W11 1AT, GB;

Clifford A Smith, Northamptonshire NN10 9JY, GB;

Richard S Thom, London SW19 8RA, GB;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01N / ;
U.S. Cl.
CPC ...
436 20 ; 436129 ; 436165 ; 436177 ; 426231 ; 426636 ;
Abstract

In a method for determining the dry matter content and nutritional value of moist vegetable material, such as silage, liquor is expressed from a sample of known quantity by applying thereto a reproducible pressure regime, the quantity of expressed liquor is measured, and the expressed liquor is analyzed for parameters, such as pH, ammonia, lactic acid, free sugar and alpha-amino nitrogen, from which the nutritional value can be estimated by regression. The nutritional value of silage can be expressed in terms of its fermentability in the rumen. The invention includes a portable facility for use in `on farm` analysis of silage to determine its nutritional value.


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