Technical Bulletin No.14 (January 1973)

Creator
Soil Conservation Service of NSW
Holding Library Call Number
n/a
Holding Library
NSW Soil Knowledge Network
Notes
This document is provided for general information or historical interest and may contain some information that is no longer accurate or up to date or does not represent current best practice. Readers are warned not to rely on this information alone, and should obtain their own advice before making any decisions.

Contents

A PRELIMINARY EXAMINATION OF SOME RANGE ASSESSMENT METHODS FOR ARID AUSTRALIAN RANGELANDS. 1
A PRELIMINARY EXAMINATION OF SOME RANGE ASSESSMENT METHODS FOR ARID AUSTRALIAN RANGELANDS. 3
CONTENTS 5
INTRODUCTION 6
NEEDS OF ADMINISTRATORS 7 , 8 , 9
FORMAT OF THE WORKSHOPS 10
RANGE OF SITES 10
(i) Mulga Site 10 , 11
(ii) Saltbush Site 11 , 12
(iii) Mitchell Grass Site 12 , 13
(iv) Bluebush Site 13
RESULTS (i) Relative Condition Ratings 13 , 14
(ii) Comments on the Usefulness of the Individual Assessment Techniques 14
(a) Quantitative Climax Method 14 , 15
(b) Parker J-Step Method 16 , 17
(c) Deming 2-Phase Method 17 , 18
(d) Soil Conservation Service Method 19 , 20
DISCUSSION 21 , 22
CONCLUSION 22 , 23
REFERENCES 23 , 24 , 25 , 26 , 27 , 28
APPENDIX I THE QUANTITATIVE CLIMAX CONCEPT AND ITS APPLICATION IN DETERMINING RANGE CONDITION AND TREND INTRODUCTION 29
INDICATOR SPECIES 30
METHODOLOGY 30 , 31 , 32 , 33
DEFINING RANGE SITES 34
TREND 34 , 35
CONCLUSIONS 35 , 36
BIBLIOGRAPHY AND FURTHER READING 36 , 37
APPENDIX II THE 3-STEP METHOD FOR MEASURING CONDITION AND TREND OF FOREST RANGES INTRODUCTION 38
METHODOLOGY 38 , 39 , 40
2. Data Collection 40 , 41
Transect Plot Recordings 41 , 42
Summarizing and Scoring Data 42
5. Pictorial Record 42
6. Measured Trend 42 , 43
CONCLUSION 43
BIBLIOGRAPHY AND FURTHER READING 43 , 44
APPENDIX III A POTENTIAL PRODUCTION CONCEPT AND ITS APPLICATION IN DETERMINING RANGE CONDITION (DEMING 2-PHASE METHOD OF RANGE ASSESSMENT) 45 , 46 , 47 , 48 , 49
APPENDIX IV RANGE CONDITION AND TREND ASSESSMENT BASED ON DEGREE OF SOIL EROSION, PASTURE COMPOSITION AND TREE/TALL SHRUB SPACING 50 , 51 , 52 , 53 , 54 , 55 , 56 , 57 , 58 , 59 , 60 , 61 , 62 , 63 , 64

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