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Table 5 Coefficient estimates for factors that influence EBMFPs adoption

From: Promoting sustainable agriculture in Africa through ecosystem-based farm management practices: evidence from Ghana

Variables Estimates of negative binomial model (NBM)
CIS GIS Pooled
Coeff. SE Coeff. SE Coeff. SE
Constant 1.016 0.296 0.044 0.318 0.498 0.213
Age 0.002 0.004 0.011 0.005** 0.006 0.003**
Sex 0.016 0.085 − 0.022 0.132 − 0.000 0.070
Educ_d 0.040 0.091 − 0.025 0.105 0.025 0.067
Ext_visits_d 0.160 0.094* 0.048 0.102 0.095 0.067
Fm_dist. (km) − 0.234 0.083*** − 0.103 0.055* − 0.146 0.046***
Fm_size (Acres) 0.040 0.106 0.005 0.046 0.005 0.042
Soil_perception 0.159 0.089* 0.239 0.123* 0.186 0.070***
Knw_EBFMPs 0.016 0.011 0.040 0.015*** 0.026 0.009***
Irrig_type      0.161 0.081**
Number of observations 150   150   300  
LR chi2(9) 42.230***   27.160***   106.860***  
Prob > chi2 0.000   0.000   0.000  
Pseudo R2 0.076   0.053   0.096  
Dispersion = mean       
Log likelihood − 255.107   − 242.655   − 501.122  
Alpha 0.000   0.000   0.000  
Chibar2(01) 0.000   0.000   0.000  
Prob ≥ chibar2 1.000   1.000   1.000  
  1. Source: Field survey, 2016
  2. *, **, ***Represent 10, 5 and 1% levels of significance respectively