Development of a spatially explicit ruminant landscape use model (RLUM) /

animal movement and foraging model. In addition to housing

Bibliographic Details
Main Author: Erickson, Daniel Lawrence, 1971-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:animal movement and foraging model. In addition to housing
animal will move on the simulated landscape. Several aspects
animal will move on the simulated landscape. Several aspects
based animal movement and foraging model. In addition to
behavior with a geographic information system (GIS) based
cattle. Historical weather files were used as input into the
collected as part of this study as well as published
continuously stocked.
determine its behavior, which in turn determines where the
distribution) resemble that of a pasture that was deferred
enables us to explicitly represent landscape features. RLUM
explained by the fact that an entire herd and not individuals
for future development of multi-species, multi-scale
from grazing, yet in reality the study pastures were
growth, ruminate nutrition, diet selection and physio-
housing the movement and foraging simulation model, the GIS
Information on the animal's physiological status is used to
information systems can be integrated to simulate landscape
integrated spatially explicit, prototypic, ruminant landscape
landscape This paper describes the development of RLUM, an
landscape use models.
landscape use patterns were more diffuse. Differences in the
literature. Simulated landscape use patterns show a tight
model determines an animal's current physiological status in
observed vs. simulated landscape use patterns can be
of model performance were evaluated using field data
or subherds were modeled from a single water point. Also,
pattern concentrated around water sources whereas observed
physio-behavior with a geographic information system (GIS)
plant growth and physiobehavior models. The physio-behavior
RLUM integrates several component models: weather, plant
simulates landscape use for an entire herd (95 head) of
spatially explicit, prototypic, ruminant landscape use model.
terms of hydric, thermal, and hunger balance equations.
the initial starting conditions (i.e. forage availability and
the movement and foraging simulation model, the GIS enables
This paper describes the development of RLUM, an integrated
This study has shown that simulation models and geographic
us to explicitly represent landscape features. RLUM
use by cattle. In addition, RLUM has established a framework
use model. RLUM integrates several component models:
weather, plant growth, ruminate nutrition, diet selection and
Item Description:"Major subject: Rangeland Ecology and Management".
Vita.
Physical Description:xiii, 121 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 84-89.