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University of Illinois at Urbana-Champaign

Green soybeans: Physical and rheological properties, optimization of harvest time, and mechanical harvesting and shelling

Abstract

dc:description

"Physical and rheological properties of green soybeans were measured at different stages of seed development. These properties included texture, color, size, and seed strength. Mathematical models were developed relating each property to seed development. The models were then combined to develop an objective function to predict the ""value"" of green soybeans as a function of seed development. The value was optimized by taking the first and the second derivatives of the objective function. The value of Hack variety was found to be optimized at about 1620$\sp\circ$C-days, about 90 days after planting."

Degree

thesis:*
Name thesis:degree_name
Ph.D.
Level thesis:degree_level
Dissertation
Discipline thesis:degree_discipline
Agricultural Engineering
Grantor
University of Illinois at Urbana-Champaign
Year dc:date
2011

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Mbuvi, Stephen Wambua
Contributors dc:contributor
  • Litchfield, J. Bruce

Subjects

dc:subject × 2

Rights

dc:rights
Statement dc:rights
  • Copyright 1991 Mbuvi, Stephen Wambua
Language dc:language
eng

Identifiers

dc:identifier.*
Identifier
AAI9210910
(UMI)AAI9210910
OAI identifier oai:identifier
oai:www.ideals.illinois.edu:2142/19347

Chain of custody

source
Harvested from
University of Illinois - Urbana-Champaign
Base URL
www.ideals.illinois.edu/oai-pmh
Last updated
2026-07-22
Source record
OAI-PMH GetRecord
citation

Mbuvi, Stephen Wambua. Green soybeans: Physical and rheological properties, optimization of harvest time, and mechanical harvesting and shelling. Dissertation thesis, University of Illinois at Urbana-Champaign, 2011. http://hdl.handle.net/2142/19347