The effects of soil moisture on pecan weevil emergence and predicting drought delay /

4.9756(% sand). Simulated rainfall was used to assess

Bibliographic Details
Main Author: Schraer, Stephen Martin
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:4.9756(% sand). Simulated rainfall was used to assess
by the following: 572.97-9.36(% soil moisture)S.439(% silt)-
can be improved by predicting delays in emergence due to
could be used over a variety of soil types. The model
drought hardened soils. Drought conditions, induced on soil
following: 46.977-0.607(% soil moisture before
hardness to the point that weevil emergence is unhindered.
managing pecan weevil, Curculio caryae (Horn). Proper
moisture on soil hardness. Soil hardness can be determined
of these 2 studies were combined to develop a model for
plots, as well as natural soil conditions were used to assess
predicting drought delayed emergence of pecan weevil that
predicts the amount of rainfall needed to reduce soil
rainfall. Changes in soil moisture can be determined by the
rainfall)+O.4582(rainfall in cm)-O.6848(% silt). The results
the effects of soil particle size distribution and soil
timing is achieved by monitoring pecan weevil emergence and
Timing of chemical applications is of key importance in
variables that affect changes in soil moisture due to
Item Description:"Major subject: Entomology".
Vita.
Physical Description:xv, 96 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.