Annual Agricultural Sample Survey 2014-2015
United Republic of Tanzania, 2016
National Bureau of Statistics, Office of the Chief Government Statistician
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October 30, 2019
Last modified
October 30, 2019
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Identification
Survey ID Number
TZA_2014-2015_AASS_v01_EN_M_v01_A_OCS
Title
Annual Agricultural Sample Survey 2014-2015
Country
| Name | Country code |
|---|---|
| United Republic of Tanzania | TZA |
Study type
Agricultural Survey [ag/oth]
Series Information
This is the first survey of its kind conducted in Tanzania using Point Sample Area Frame Methodology. Therefore, it limits the comparisons with the previous agriculture censuses and survey data due to the different methodologies applied. The survey collected detailed information on area and production for major crops, potentially livestock and fish farming.
Abstract
The survey collected detailed information on area and production for major crops, potentially livestock and fish farming. These crops include maize, paddy, sorghum, wheat, bulrush millet, finger millet, soybeans, cotton and, tobacco. A brief summary of operators and farm characteristics is also given
Kind of Data
Sample survey data [ssd]
Unit of Analysis
Agricultural holdings
Scope
Notes
The scope of the Annual Agriculture Sample Survey includes: the point details, farm operator details, farm area, crops during short rainy season of 2014/15 agriculture year, crops during long rainy season of 2014/15 agriculture year, livestock and fish farming.
The following topics were covered: farm ownership, land tenure, crop production, crop prices, livestock population and fish production.
The following topics were covered: farm ownership, land tenure, crop production, crop prices, livestock population and fish production.
Coverage
Geographic Coverage
National Coverage
Universe
Farm operators.
Producers and sponsors
Primary investigators
| Name | Affiliation |
|---|---|
| National Bureau of Statistics | Government of Tanzania |
| Office of the Chief Government Statistician | Government of Zanzibar |
Producers
| Name | Affiliation | Role |
|---|---|---|
| Ministry of Livestock and Fisheries, Zanzibar | The Revolutionary Government of Zanzibar | Technical assistance |
| President’s Office, Regional Administration and Local Governments | The Government of Tanzania | Technical assistance |
| Ministry of Industries, Trade and Investment | The Government of Tanzania | Technical assistance |
| The United States Agency for International Development | United Nation | Technical assistance |
| United States Department of Agriculture | United Nation | Technical assistance |
| Ministry of Agriculture, Livestock and Fisheries; Ministry of Agriculture and Natural Resource | The Revolutionary Government of Zanzibar | Technical assistance |
| Ministry of Agriculture, Food Security and Cooperatives | The Government of Tanzania | Technical assistance |
| Ministry of Livestock and Fisheries Development | The Government of Tanzania | Technical assistance |
Funding Agency/Sponsor
| Name | Abbreviation | Role |
|---|---|---|
| Government of Tanzania | Financial Support | |
| United States Agency for International Development | USAID | Financial Support |
| United States Department of Agriculture | USDA | Financial Support |
Sampling
Sampling Procedure
The point sampling frame method was used to select a statistically sound sample of farm operators; as against the household-based sampling methods previously used. A total of 21,210 sample points were selected, while a total of 15,281 points were completed. This method was used as there were no reliable sampling frame identified, as information on farm operators were not readily available for consistent monitoring or sampling.
Response Rate
Response rate was 72%.
Data Collection
Dates of Data Collection
| Start | End |
|---|---|
| 2016-02-01 | 2016-03-31 |
Data Collection Mode
Face-to-face paper [f2f]
Data Processing
Data Editing
All data were entered manually using CSPro by a staff hired specifically for editing and data entry. Prior to data entry, all questionnaires were cleaned manually to maintain the quality of the data. This involved checking to see if the questionnaire was complete, had correct identifications and correctly filled information.
Access policy
Contacts
| Name | Affiliation | |
|---|---|---|
| Director General | National Bureau of Statistics | dg@nbs.go.tz |
| Agriculture Statistics Departmental Manager | National Bureau of Statistics | tito.mwisomba@nbs.go.tz |
| Desk Officer, AASS | National Bureau of Statistics | festo.mwemutsi@nbs.go.tz |
| NADA Administrator | National Bureau of Statistics | ariv.severe@nbs.go.tz |
Confidentiality
Confidentiality of respondents is guaranteed by section 20 of Tanzania Statistics act number 1 of 2002. Before being granted access to the dataset, all users have formally agree to the following:
1. All identifying information such as the name and address of respondent has been removed;
2. The information is disclosed in a manner that is not likely to enable the identification of the particular person or undertaking or business to which it relates;
3. Not attempt to identify any particular person or undertaking or business;
4. Use of information for research or statistically purpose only;
5. Not to disclose the information to any other person or organization;
6. When required by the Director General, return all documents made available to him.
Access conditions
The dataset has been anonymized and available as a public use dataset. It is accessible to all for statistical and research purposes only, under the following terms and conditions:
1. The data and other material will not be redistributed or sold to other individuals, institutions, or organization without the written agreement of the Tanzania National Bureau of Statistics.
2. The data will be used for statistical and scientific research purposes only. They will be used solely for reporting of aggregated information, and not for investigation of specific individuals or organizations.
3. No attempt will be made to produce links among dataset provided by the National Bureau of Statistics, or among data from the (National Bureau of Statistics) and other datasets that could identify individuals.
1. The data and other material will not be redistributed or sold to other individuals, institutions, or organization without the written agreement of the Tanzania National Bureau of Statistics.
2. The data will be used for statistical and scientific research purposes only. They will be used solely for reporting of aggregated information, and not for investigation of specific individuals or organizations.
3. No attempt will be made to produce links among dataset provided by the National Bureau of Statistics, or among data from the (National Bureau of Statistics) and other datasets that could identify individuals.
Citation requirements
The data user shall acknowledge that any available intellectual property right, including copyright and the data of Employment and Earnings Survey 2014 version 1.0 are owned by National Bureau of Statistics, Tanzania
Disclaimer and copyrights
Disclaimer
The data user shall acknowledge that any available intellectual property right, including copyright and the data of Employment and Earnings Survey 2014 version 1.0 are owned by National Bureau of Statistics, Tanzania.
Metadata production
DDI Document ID
DDI_TZA_2014-2015_AASS_v01_EN_M_v01_A_OCS_FAO
Producers
| Name | Abbreviation | Affiliation | Role |
|---|---|---|---|
| Office of Chief Statistician | OCS | Food and Agriculture Organization | Metadata adapted for FAM |
| National Bureau of Statistics | NBS | Government of Tanzania | Metadata producer |
DDI Document version
TZA_2014-2015_AASS_v01_EN_M_v01_A_OCS_v01