Utilization of the Neighborhood Design to Evaluate Suitable Pasture Crops and Their Density for Navua Sedge (Cyperus aromaticus) Management
Abstract
:1. Introduction
2. Materials and Methods
2.1. Seed Collection
2.2. Trial 1. Morphological Performance of 14 Pasture Species
2.3. Trial 2. Effect of Three Grass and Three Broadleaf Pasture Species on Navua Sedge Suppression
2.4. Statistical Analyses
3. Results and Discussion
3.1. Trial 1. Morphological Performance of 14 Pasture Species
3.2. Trial 2. Effect of Three Grass and Three Broadleaf Pasture Species on Navua Sedge Suppression
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Trial and Navua Sedge Parameters | Degree of Freedom | p-Value |
---|---|---|
Trial 1 | ||
Height | 14 | <0.001 |
Branch | 14 | <0.001 |
Head | 14 | <0.001 |
Diameter | 14 | <0.001 |
Biomass | 14 | <0.001 |
Trial 2—Run 1 | ||
Height | 18 | <0.001 |
Branch | 18 | <0.001 |
Head | 18 | <0.001 |
Biomass | 18 | <0.001 |
SPAD | 18 | <0.001 |
Trial 2—Run 2 | ||
Height | 18 | <0.001 |
Branch | 18 | <0.001 |
Head | 18 | <0.001 |
Biomass | 18 | <0.001 |
SPAD | 18 | <0.001 |
Pasture | Navua Sedge | Pasture | |||||
---|---|---|---|---|---|---|---|
Height (cm) | Branch (No./Plant) | Head (No./Plant) | Diameter (mm) | Biomass (g/Plant) | Height (cm) | Biomass (g/Pot) | |
Control | 59.0 | 165.6 | 85.2 | 7.8 | 62.9 | ||
Burgundy bean (Macroptilium bracteatum) | 60.2 | 20.4 | 10.2 | 1.1 | 11.0 | 95.9 | 103.4 |
Cardillo centro (Centrosema molle) | 59.0 | 121.8 | 73.0 | 4.1 | 39.9 | 70.8 | 35.8 |
Cowpea (Vigna unguiculata) | 35.6 | 8.0 | 2.0 | 0.0 | 1.4 | 55.8 | 248.6 |
Gatton panic (Megathyrsus maximus) | 50.1 | 15.6 | 6.6 | 1.8 | 3.8 | 152.0 | 219.7 |
Greenleaf desmodium (Desmodium intortum) | 57.4 | 48.4 | 20.2 | 3.6 | 14.5 | 85.4 | 79.9 |
Humidicola (Urochloa humidicola) | 51.0 | 76.2 | 50.4 | 4.0 | 25.5 | 120.7 | 113.7 |
Lablab (Lablab purpureus) | 45.6 | 22.6 | 7.0 | 1.2 | 6.2 | 109.6 | 126.8 |
Oolloo centro (Centrosema brasilianum) | 55.4 | 52.8 | 140.6 | 4.3 | 46.4 | 64.4 | 20.5 |
Rhodes grass (Chloris gayana) | 38.2 | 13.4 | 5.6 | 0.4 | 2.7 | 111.5 | 295.9 |
Sabi grass (Urochloa mosambicensis) | 45.6 | 32.6 | 15.0 | 2.4 | 7.6 | 116.0 | 153.7 |
Signal grass (Urochloa decumbens) | 36.2 | 22.8 | 7.2 | 1.6 | 5.9 | 96.4 | 202.0 |
Siratro (Macroptilium atropurpureum) | 51.8 | 24.2 | 9.6 | 1.9 | 5.5 | 103.3 | 80.1 |
Stylo (Stylosanthes guianensis) | 58.1 | 130.8 | 85.8 | 4.7 | 58.9 | 35.1 | 10.6 |
Wynn cassia (Chamaecrista rotundifolia) | 61.9 | 124.4 | 59.6 | 7.3 | 45.9 | 49.0 | 21.3 |
LSD | 8.8 | 20.4 | 14.2 | 0.9 | 6.8 | 21.1 | 23.7 |
Pasture | Density (Plants/m2) | Navua Sedge | Pasture | |||||
---|---|---|---|---|---|---|---|---|
Height (cm) | Branch (No./Plant) | Head (No./Plant) | Biomass (g/Plant) | SPAD | Height (cm) | Biomass (g/Pot) | ||
Control | 0 | 68.6 | 158.4 | 127.2 | 88.44 | 53.6 | - | - |
Burgundy bean | 44 | 63.6 | 52.6 | 33.8 | 18.66 | 36.3 | 59.4 | 48 |
88 | 62.0 | 30.6 | 20.0 | 9.87 | 35.7 | 52.8 | 51 | |
176 | 58.0 | 13.8 | 7.0 | 3.12 | 28.0 | 63.9 | 71 | |
Cowpea | 44 | 34.8 | 10.2 | 2.8 | 1.89 | 34.3 | 56.0 | 116 |
88 | 37.4 | 6.8 | 2.0 | 1.21 | 30.5 | 52.0 | 156 | |
176 | 33.2 | 2.8 | 0.2 | 0.27 | 26.3 | 50.5 | 215 | |
Lablab | 44 | 43.4 | 7.8 | 2.8 | 1.13 | 34.2 | 107.9 | 196 |
88 | 31.2 | 3.4 | 0.4 | 0.30 | 33.0 | 117.9 | 225 | |
176 | 14.6 | 0.8 | 0.0 | 0.04 | 9.4 | 116.8 | 241 | |
Gatton panic | 44 | 45.0 | 7.8 | 2.2 | 0.96 | 32.7 | 149.8 | 326 |
88 | 26.6 | 2.8 | 0.0 | 0.23 | 28.0 | 153.3 | 342 | |
176 | 14.2 | 1.4 | 0.0 | 0.07 | 15.9 | 151.1 | 364 | |
Rhodes grass | 44 | 38.2 | 5.4 | 1.4 | 0.69 | 31.0 | 137.7 | 365 |
88 | 29.8 | 2.8 | 0.4 | 0.29 | 26.0 | 124.0 | 372 | |
176 | 10.0 | 0.6 | 0.0 | 0.05 | 9.3 | 139.5 | 416 | |
Signal grass | 44 | 46.4 | 25.4 | 16.4 | 5.27 | 29.7 | 106.1 | 156 |
88 | 49.8 | 17.4 | 11.8 | 3.93 | 30.6 | 109.9 | 235 | |
176 | 48.0 | 8.8 | 6.4 | 1.84 | 26.8 | 109.6 | 328 | |
LSD | 11.2 | 8.2 | 5.4 | 4.26 | 8.7 | 13.4 | 38 |
Pasture | Density (Plants/m2) | Navua Sedge | Pasture | |||||
---|---|---|---|---|---|---|---|---|
Height (cm) | Branch (No./Plant) | Head (No./Plant) | Biomass (g/Plant) | SPAD | Height (cm) | Biomass (g/Pot) | ||
Control | 0 | 47.0 | 147.8 | 56.4 | 57.20 | 63.6 | - | - |
Burgundy bean | 44 | 29.8 | 11.6 | 8.4 | 2.23 | 46.0 | 84.0 | 131 |
88 | 30.0 | 12.2 | 8.4 | 1.96 | 38.7 | 75.1 | 139 | |
176 | 17.6 | 6.0 | 4.2 | 0.19 | 22.0 | 96.0 | 138 | |
Cowpea | 44 | 23.4 | 8.0 | 2.8 | 0.96 | 41.1 | 60.0 | 209 |
88 | 14.0 | 3.8 | 1.0 | 0.17 | 26.5 | 62.7 | 228 | |
176 | 9.6 | 1.4 | 0.0 | 0.17 | 24.6 | 61.6 | 230 | |
Lablab | 44 | 13.8 | 4.0 | 0.8 | 0.39 | 26.6 | 113.2 | 188 |
88 | 6.8 | 1.6 | 0.0 | 0.10 | 18.2 | 103.6 | 210 | |
176 | 11.2 | 1.2 | 0.2 | 0.10 | 19.5 | 82.1 | 222 | |
Gatton panic | 44 | 14.2 | 4.4 | 0.2 | 0.27 | 23.7 | 134.9 | 278 |
88 | 11.6 | 0.6 | 0.0 | 8.24 | 25.6 | 137.6 | 355 | |
176 | 12.2 | 0.8 | 0.0 | 0.08 | 19.1 | 130.2 | 369 | |
Rhodes grass | 44 | 12.2 | 2.2 | 0.0 | 0.14 | 27.5 | 138.2 | 353 |
88 | 12.0 | 1.4 | 0.4 | 0.10 | 24.0 | 123.8 | 355 | |
176 | 9.2 | 0.0 | 0.0 | 0.03 | 20.6 | 110.8 | 338 | |
Signal grass | 44 | 39.2 | 34.4 | 25.4 | 7.38 | 44.7 | 88.8 | 232 |
88 | 30.8 | 16.0 | 10.2 | 2.03 | 37.2 | 86.8 | 308 | |
176 | 23.8 | 7.4 | 4.0 | 0.38 | 36.8 | 95.6 | 345 | |
LSD | 7.6 | 4.4 | 3.1 | 5.50 | 8.2 | 8.9 | 57 |
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Kim, C.; Chauhan, B.S. Utilization of the Neighborhood Design to Evaluate Suitable Pasture Crops and Their Density for Navua Sedge (Cyperus aromaticus) Management. Agronomy 2024, 14, 759. https://doi.org/10.3390/agronomy14040759
Kim C, Chauhan BS. Utilization of the Neighborhood Design to Evaluate Suitable Pasture Crops and Their Density for Navua Sedge (Cyperus aromaticus) Management. Agronomy. 2024; 14(4):759. https://doi.org/10.3390/agronomy14040759
Chicago/Turabian StyleKim, Chanwoo, and Bhagirath Singh Chauhan. 2024. "Utilization of the Neighborhood Design to Evaluate Suitable Pasture Crops and Their Density for Navua Sedge (Cyperus aromaticus) Management" Agronomy 14, no. 4: 759. https://doi.org/10.3390/agronomy14040759