Table 1 Effect of different bio-stimulants on vegetative growth characters of cassava cultivars in 2016/2017 and 2017/2018 seasons
Treatments | First season (2016/2017) | Second season (2017/2018) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Plant height (cm) | Leaves number/ plant | Number of main stems/plant | Lateral branches/plant | Leaf area (cm2) | Chlorophyll content | Plant height (cm) | Leaves number/plant | Number of main stems/plant | Lateral branches/plant | Leaf area(cm2) | Chlorophyll content | ||
Effect of cultivars | |||||||||||||
American cassava | 169.7a | 156.3a | 4.1a | 5.9a | 161.9a | 49.0a | 170.8a | 155.0a | 3.2a | 167.6a | 159.5a | 47.9a | |
Brazilian cassava | 127.2b | 126.0b | 2.7b | 4.5b | 137.5b | 34.9b | 129.3b | 126.4b | 1.8b | 126.4b | 136.5b | 34.5b | |
Effect of bio-stimulants | |||||||||||||
Glutamine (200 mg/L) | 166.3a | 149.6a | 3.9a | 5.7a | 155.5a | 44.6a | 167.4a | 148.4a | 3.1a | 164.1a | 153.1a | 44.2a | |
Lysine (100 mg/L) | 148.2b | 141.0b | 3.5b | 5.4b | 151.1b | 43.3b | 149.3b | 139.7b | 2.6b | 146.1b | 148.8b | 42.4b | |
Yeast (4 g/L) | 143.1c | 138.2c | 3.0c | 5.0c | 147.1c | 41.1c | 144.8c | 137.7c | 2.2c | 141.7b | 146.5b | 40.0b | |
Yeast (2 g/L) | 136.9d | 135.7d | 2.9d | 4.6d | 144.9d | 39.0d | 138.8d | 137.1d | 2.1d | 136.0c | 143.7c | 38.1c | |
Effect of interaction | |||||||||||||
American cassava | Glutamine (200 mg/L) | 187.8a | 165.8a | 4.9a | 6.3a | 166.2a | 51.1a | 188.9a | 164.5a | 4.0a | 185.7a | 163.8a | 50.7a |
Lysine (100 mg/l) | 171.7b | 155.1b | 4.3b | 6.1b | 163.0b | 50.6b | 172.8b | 153.8b | 3.4b | 169.6b | 160.6b | 49.2b | |
Yeast (4 g/L) | 164.5c | 152.7c | 3.6c | 5.8c | 160.3c | 48.4c | 165.6c | 151.4c | 2.7c | 162.4c | 157.9c | 47.0c | |
Yeast (2 g/L) | 154.8d | 151.7c | 3.4d | 5.4d | 158.1d | 46.0d | 155.9d | 150.4d | 2.5d | 152.7d | 155.7d | 44.6d | |
Brazilian cassava | Glutamine (200 mg/L) | 144.7e | 133.5d | 3.0e | 5.1e | 144.9e | 38.1e | 145.8e | 132.2e | 2.1e | 142.6e | 142.5e | 37.7e |
Lysine (100 mg/L) | 124.7f | 126.9e | 2.7f | 4.7f | 139.3f | 35.9f | 125.8f | 125.6f | 1.8f | 122.5f | 136.9f | 35.5f | |
Yeast (4 g/L) | 121.8g | 123.7f | 2.5g | 4.3g | 134.0g | 33.7g | 124.0g | 124.0g | 1.7g | 121.0g | 135.1g | 33.0g | |
Yeast (2 g/L) | 119.0h | 119.7g | 2.4h | 3.8h | 131.7h | 32.0h | 121.6h | 123.8h | 1.6h | 119.3h | 131.6h | 31.6h | |