Farm classification and impact analysis of mixed farming systems in northern Syria:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Kiel
Wiss.-Verl. Vauk
1990
|
| Schriftenreihe: | Farming systems and resource economics in the tropics
7 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | 245 S. graph. Darst. |
| ISBN: | 3817500602 |
Internformat
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Datensatz im Suchindex
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|---|---|
| adam_text | Titel: Farm classification and impact analysis of mixed farming systems in northern Syria
Autor: März, Ulrich
Jahr: 1990
Contents
Acknowledgements
1 . Problem and Objective of the Study........................1
1 . 1 Structure of the Study................................3
2. Sources of Information and Methods of Data Collection.....5
2 . 1 The Study Area........................................5
2.2 Sources of Information................................7
2.2.1 The Socio-economic Cross-section Survey.........9
2.2.1.1 The Selection of the Sampling Model....11
2.2.1.2 Design and Structure of the
Questionnai re..........................13
2.2.1.3 Sample Size and its Determination......14
2.2.1.4 Estimation of Sampling Errors for Key
Variables..............................20
3. Classification and Discrimination of Farm Populations.... 23
3.1 Objectives and Criteria for an Effective
Classification.......................................24
3.2 Procedure of a Multivariate Classification...........27
3.2.1 The Choice and Selection of Classification
Parameters.....................................27
3.2.2 Choice of a Cluster Algorithm..................31
3.2.3 Number and Size of the Farm Classes............37
3.3 Statistical Analysis of Interclass Differences in
Farm Characteristics.................................40
3.4. Discrimination of Farm Classes.......................49
3.4.1 Selection of an Algorithm......................50
3.4.2 Selection of Variables for the Discrimination..51
3.4.3 Mathematical Description of Farm Classes.......55
3.4.3.1 Decision Rules for Linear Discriminant
Functions..............................56
3.4.3.2 Estimation of the Probability of
Error and Relative Distance between
Farm Classes...........................57
3.4.3.3 Robustness of the Functions............61
4. Analysis of Farming Systems..............................65
4.1 Basic Labour Operations..............................69
4.2 Relations between Different Rotations and the Type
of Cultivation.......................................72
4.3 Fertilizer and Weeding Practices.....................73
4.4. Determinants for Different Harvesting Methods........75
4.5 Costs and Labour Requirements for Harvesting ^
Operations...........................................
4.6 Relation between Grain and Straw Yields, Dry Matter
Yields of Grazing Land and Respective Market Prices../a
4.6.1 Relation between Grain and Harvested Straw
Yields.........................................ß1
4.6.2 Regional Market Prices.........................
4.7 Relations between Crop Use and Crop Quantities ^
Produced.............................................
4.8 Value of Cereal Stubble, Non-Harvested Crops and ^
Determinants for Selling.............................
4.9 Determinants of Supplementary Feed Costs and
Relations to the Flock Size..........................
4.10 Relationships of Livestock Characteristics and of
the Farm Income to the Flock Size...................?
4.11 Relationship between Cropping System and Livestock
System..............................................
5. Economic Impact Analysis of Improved Techniques..........9
5. 1 The Stochasti e Programmi ng Mode 1.....................
5.1.1 General Overview...............................z/i
5.1.2 The Stochastic Submodule......................103
5.1.2.1 Estimation of Probability
Distributions.........................104
5.1.2.2 Transformation of the Correlation
Matrix................................1Q6
5.1.2.3 Decomposition of the Variance-
Covariance Matrix S...................107
5.1.2.4 Generation of Random Numbers..........108
5.1.2.5 Transformtion of Uniformly Distri-
buted Random Numbers into Normally
Distributed Random Numbers............109
5.1.2.6 Transformation of Independent N(0,1)-
Oistributed Random Numbers into
Correlated ?(µ,3)- Distributed
Random Numbers........................1 1 °
5.1.2.7 Test of the Generated N-dimensional
Crop yield-Price Distribution on
Multi-Normality.......................112
5.1.3 Structure of the Linear Programming Matrix.... 1 13
5.1.3.1 Formulation of the Objective Function.113
5.1.3.2 Formulation of the Activity Matrix
and Constrai nts.......................115
5.1.4 The Recursive Link............................131
5.1.5 Computing Aspects and Programming the Model...134
5.1.6 Analysis of the Model Results.................13?
5.1.6.1 Application of Probability Theory.....139
5.1.6.2 Statistical Tests.....................140
5.2 Innovations for Farm Development....................142
5.2.1 Ferti 1 i zer Strategies.........................1 42
5.2.2 Rotation Strategies...........................144
5.2.3 Feeding Strategies............................146
5.3 Impact Analysis of Improved Farm Techniques.........149
5.3.1 The Impact of Innovations on Farming Systems
with continuous Barley Rotations..............149
5.3.2 The Impact of Innovations on Farming Systems
with Barley-Fallow Rotations..................156
5.3.3 The Impact of Innovations on Farming Systems
with Barley-Fallow and Wheat-Fallow Rotations.166
5.3.4 Evaluation of the Tested Innovations..........175
6. Constraints of the Study, Summary and Conclusion........178
6.1 Methodological Constraints and Problems of
Appi i cat i on.........................................178
6.1.1 Methodological Problems.......................173
6.1.2 Shortcomings at the Empirical Level...........183
6 . 2 Summary.............................................183
6 .3 Conclusion..........................................191
References.................................................194
Annexes....................................................202
|
| any_adam_object | 1 |
| author | März, Ulrich |
| author_facet | März, Ulrich |
| author_role | aut |
| author_sort | März, Ulrich |
| author_variant | u m um |
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| ctrlnum | (OCoLC)612670987 (DE-599)BVBBV002460352 |
| discipline | Geowissenschaften Agrarwissenschaft Agrar-/Forst-/Ernährungs-/Haushaltswissenschaft / Gartenbau Geographie |
| format | Thesis Book |
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| series | Farming systems and resource economics in the tropics |
| series2 | Farming systems and resource economics in the tropics |
| spelling | März, Ulrich Verfasser aut Farm classification and impact analysis of mixed farming systems in northern Syria Kiel Wiss.-Verl. Vauk 1990 245 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Farming systems and resource economics in the tropics 7 Zugl.: Hohenheim, Univ., Diss., 1989 Klassifikation (DE-588)4030958-7 gnd rswk-swf Landwirtschaftlicher Betrieb (DE-588)4073995-8 gnd rswk-swf Landwirtschaft (DE-588)4034402-2 gnd rswk-swf Betriebsform (DE-588)4202858-9 gnd rswk-swf Agrarsystem (DE-588)4141649-1 gnd rswk-swf Breda-Bueda (DE-588)4231179-2 gnd rswk-swf Syrien Nord (DE-588)4126936-6 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Breda-Bueda (DE-588)4231179-2 g Landwirtschaftlicher Betrieb (DE-588)4073995-8 s DE-604 Syrien Nord (DE-588)4126936-6 g Betriebsform (DE-588)4202858-9 s Agrarsystem (DE-588)4141649-1 s Klassifikation (DE-588)4030958-7 s Landwirtschaft (DE-588)4034402-2 s Farming systems and resource economics in the tropics 7 (DE-604)BV001897912 7 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=001590853&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | März, Ulrich Farm classification and impact analysis of mixed farming systems in northern Syria Farming systems and resource economics in the tropics Klassifikation (DE-588)4030958-7 gnd Landwirtschaftlicher Betrieb (DE-588)4073995-8 gnd Landwirtschaft (DE-588)4034402-2 gnd Betriebsform (DE-588)4202858-9 gnd Agrarsystem (DE-588)4141649-1 gnd |
| subject_GND | (DE-588)4030958-7 (DE-588)4073995-8 (DE-588)4034402-2 (DE-588)4202858-9 (DE-588)4141649-1 (DE-588)4231179-2 (DE-588)4126936-6 (DE-588)4113937-9 |
| title | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_auth | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_exact_search | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_full | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_fullStr | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_full_unstemmed | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_short | Farm classification and impact analysis of mixed farming systems in northern Syria |
| title_sort | farm classification and impact analysis of mixed farming systems in northern syria |
| topic | Klassifikation (DE-588)4030958-7 gnd Landwirtschaftlicher Betrieb (DE-588)4073995-8 gnd Landwirtschaft (DE-588)4034402-2 gnd Betriebsform (DE-588)4202858-9 gnd Agrarsystem (DE-588)4141649-1 gnd |
| topic_facet | Klassifikation Landwirtschaftlicher Betrieb Landwirtschaft Betriebsform Agrarsystem Breda-Bueda Syrien Nord Hochschulschrift |
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| work_keys_str_mv | AT marzulrich farmclassificationandimpactanalysisofmixedfarmingsystemsinnorthernsyria |