The Technical Efficiency of Smallholder Irish Potato Producers in Santa Subdivision, Cameroon
Abstract
1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Methods
3. Results
3.1. Descriptive Statistics and Frequency Distribution of Farmers’ Characteristics
3.2. Cobb-Douglas Production Function
3.3. Technical Efficiency Indices
3.4. Factors Influencing Technical Efficiency
4. Discussion
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Inputs/Output Variables | Minimum | Maximum | Mean | Standard Deviation |
---|---|---|---|---|
Output | ||||
Potato quantity (Bags of 100 kg) | 4 | 113 | 30.62 | 23.24 |
Inputs | ||||
Land size (ha) | 0.1 | 2.52 | 0.26 | 0.29 |
Seed Quantity (kg) | 25 | 1500 | 342.06 | 321.33 |
Potato Labor used (Man-days) | 1.875 | 23 | 9.36 | 4.68 |
Capital (Frs CFA) | 35,000 | 2,047,000 | 412,448.7 | 393,278.6 |
Fertilizer (kg) | 12.5 | 2100 | 288.17 | 367.29 |
Pesticides (Kg) | 0 | 650 | 114.18 | 122.02 |
Characteristics | Units | N | Mean | Standard Deviation | Minimum | Maximum |
---|---|---|---|---|---|---|
Gender | Dummy variable (1 = Male, 0 = Female) | 120 | 0.65 | 0.48 | 0 | 1 |
Age of household | Year | 120 | 33.63 | 9.02 | 20 | 68 |
Education | Year | 120 | 10.63 | 4.29 | 0 | 17 |
Size of household | Person | 120 | 4.61 | 2.58 | 1 | 12 |
Farming experience | Year | 120 | 12.44 | 8.27 | 1 | 45 |
Potato experience | Year | 120 | 8.40 | 6.35 | 1 | 43 |
Extension services | Number of visits | 120 | 1.26 | 0.86 | 0 | 5 |
Membership association | Dummy variable (1 = Member, 0 = Non) | 120 | 0.23 | 0.42 | 0 | 1 |
Access to credit | Dummy variable (1 = Credit, 0 = Non) | 120 | 0.52 | 0.50 | 0 | 1 |
Variables | Coef | Standard Error | t-Statistics | p-Value |
---|---|---|---|---|
Intercept | −4.667 *** | 1.175 | −3.97 | 0.000 |
ln(land) | −0.119 ** | 0.549 | −2.17 | 0.032 |
ln(seed) | −0.023 | 0.118 | −0.2 | 0.844 |
ln(chemical fertilizer) | 0.111 | 0.773 | 1.43 | 0.155 |
ln(organic fertilizer) | 0.021 | 0.901 | 0.24 | 0.814 |
ln(pest) | −0.080 * | 0.454 | −1.76 | 0.081 |
ln(capital) | 0.187 ** | 0.096 | 1.96 | 0.052 |
Ln(labor) | 0.569 *** | 0.162 | 3.51 | 0.001 |
R-Adjusted | 0.69 | |||
Total No of Observations | 120 |
Efficiency Scores | VRS | CRS | SE |
---|---|---|---|
1 | 27 | 5 | 5 |
0.90–1.00 | 3 | 1 | 1 |
0.80–0.90 | 9 | 2 | 3 |
0.70–0.80 | 15 | 2 | 6 |
0.60–0.70 | 10 | 0 | 5 |
0.50–0.60 | 18 | 4 | 17 |
0.40–0.50 | 21 | 8 | 19 |
0.30–0.40 | 10 | 16 | 30 |
0.20–0.30 | 7 | 22 | 18 |
0.10–0.20 | 0 | 56 | 16 |
0.00–0.10 | 0 | 4 | 0 |
Total DMUs | 120 | 120 | 120 |
Minimum | 0.246 | 0.088 | 0.107 |
Maximum | 1 | 1 | 1 |
Mean | 0.663 | 0.289 | 0.443 |
Variables | VRS | |
---|---|---|
Coefficient | p-Value | |
Constant | 0.6450 *** | 0.000 |
Gender (1 = male, 0 = otherwise) | −0.0950 ** | 0.028 |
Age (Years) | 0.0120 *** | 0.000 |
Size (No of persons) | −0.0240 * | 0.067 |
Education (Years) | −81.0000 | 0.280 |
Farming Experience (Years) | 0.0200 *** | 0.000 |
Manure (Kg) | 0.0002 *** | 0.000 |
Extension Servicess (No of visits) | 0.0920 *** | 0.000 |
Receive credit (1 = Yes, 0 = otherwise) | 0.1500 *** | 0.009 |
Farmer association (1 = Yes) | −0.0754 | 0.323 |
Log likelihood | −22.8550 |
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Mengui, K.C.; Oh, S.; Lee, S.H. The Technical Efficiency of Smallholder Irish Potato Producers in Santa Subdivision, Cameroon. Agriculture 2019, 9, 259. https://doi.org/10.3390/agriculture9120259
Mengui KC, Oh S, Lee SH. The Technical Efficiency of Smallholder Irish Potato Producers in Santa Subdivision, Cameroon. Agriculture. 2019; 9(12):259. https://doi.org/10.3390/agriculture9120259
Chicago/Turabian StyleMengui, Khan Claudette, Saera Oh, and Sang Hyeon Lee. 2019. "The Technical Efficiency of Smallholder Irish Potato Producers in Santa Subdivision, Cameroon" Agriculture 9, no. 12: 259. https://doi.org/10.3390/agriculture9120259
APA StyleMengui, K. C., Oh, S., & Lee, S. H. (2019). The Technical Efficiency of Smallholder Irish Potato Producers in Santa Subdivision, Cameroon. Agriculture, 9(12), 259. https://doi.org/10.3390/agriculture9120259