Variables | GZ (n = 190) | SGZ (n = 200) | SZ (n = 110) | Overall (n = 500) | diff |
---|---|---|---|---|---|
Cropping area in 2015 (ha) | |||||
Average | 0.9 ± 0.2b | 1.3 ± 0.8 a | 0.3 ± 0.1c | 0.9 ± 0.6 | *** |
Range | 0.5–1.3 | 0.5–2.5 | 0.3–0.5 | 0.3–2.5 | |
Cropping area in 2016 (ha) | |||||
Average | 0.8 ± 0.1b | 0.9 ± 0.4a | 0.4 ± 0.1c | 0.7 ± 0.3 | *** |
Range | 0.5–1 | 0.5–1.5 | 0.3–1 | 0.3–1.5 | |
Cropping area in 2017 (ha) | |||||
Average | 0.5 ± 0.1b | 0.7 ± 0.3a | 0.4 ± 0.1c | 0.6 ± 0.3 | *** |
Range | 0.6–0.8 | 0.5–1.25 | 0.3–0.8 | 0.3–1.3 | |
Source of labor (%) | |||||
Family labor | 12.1b | 13.5b | 49.3a | 13.2 | *** |
Family and friends labor | 87.9a | 61.5b | 42.2c | 73 | *** |
Family friends and jobber labor | – | 25a | 8.5b | 13.8 | *** |
Seed system (%) | |||||
Seeds of previous harvests | 70a | 62.9a | 46.2b | 60.2 | *** |
Seeds of friends | 9.2b | 10.5b | 50.4a | 22 | *** |
Market seeds | 20.8a | 26.7a | 3.4b | 17.8 | *** |
Conservation method | 3.7a | 4.5a | – | 3.2 | ns |
Seed storage | 70b | 84a | 34.6c | 67.8 | *** |
Seed purchase | 30b | 16c | 65.5a | 32.2 | *** |
Plant type (%) | |||||
Annual plant | 92.1b | 90.5b | 100a | 93.2 | *** |
Perennial plant | 7.9a | 9.5a | – | 6.8 | ns |
Land type (%) | |||||
Intercropping system | 100a | 98.5b | 24.6c | 82.8 | *** |
Pure stand | – | 1.5b | 75.4a | 17.2 | *** |
Land, pests and diseases management (%) | |||||
Fertilization | – | – | – | – | ns |
Use of pesticides | – | – | 63.7 | 14 | *** |
Sowing period (%) | |||||
April–June | 97.9a | 91b | – | 73.6 | *** |
April–May | 2.1a | 9b | – | 4.4 | *** |
June–August | – | – | 68.2 | 15 | *** |
July–August | – | – | 31.8 | 7 | *** |
Farming activities (%) | |||||
Ploughing | 65.8b | 83a | 72.7b | 74.2 | *** |
Sowing | 100a | 100a | 100a | 100 | ns |
Weed control | 100a | 100a | 100a | 100 | ns |
Pod harvest | 92.6b | 97.5a | 87.3b | 93.4 | *** |
Pod plugging | 84.7b | 96a | 80.9b | 88.4 | *** |
Winnowing | 52.1b | 17c | 74.5a | 43 | *** |
Yield (kg/ha) | |||||
Average | 557.5 ± 15.9a | 566.6 ± 35.8b | 522.3 ± 44c | 553.4 ±36.3 | *** |
Range | 450–560 | 550–650 | 450–560 | 450–650 |