Disease severity (AUDPC) and yield of watermelon - Spring 2015
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1 Watermelon Angular leaf spot research trial data. University of Florida, NFREC, Quincy, FL Disease severity () and yield of watermelon - Spring 215 TREATMENT (RATE/A) 1 Control (Untreated) 1,328 a 2 Actigard (.75 oz) foliar (1-3 wk) 828 b 3 Actigard (.75 oz) drip (1-3 wk) 1,136 a 4 Mankocide (2 lb) (1-3 wk) 294 c : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) 1,4 1, Plot length: 45 feet Number of plants per plot: 1 (Triploid), and 3 (Pollenizer) Transplanted: 3/17/15 Inoculation: 3/1/15 Fungicide application dates: 3/26, 4/1, 4/8 Disease assessment dates: 3/31, 4/7, 4/14, 4/2, 5/1 Harvest date: 6/17 (not significant and hence not shown)
2 Watermelon Angular leaf spot research trial data. University of Florida, NFREC, Quincy, FL Disease severity () and yield of watermelon - Spring 215 PLANTS WERE CLEAN AT FIELD TRANSPLANTING, BUT WERE INOCULATED IN THE FIELD AFTER FIRST BACTERICIDE APPLICATION (MIMICS FIELD INTRODUCTION OF THE PATHOGEN) TREATMENT (RATE/A) 1 Control (Untreated) 991 a 2 Actigard (.75 oz) foliar (1-3 wk) 39 cd 3 Actigard (.75 oz) drip (1-3 wk) 488 bc 4 Mankocide (2 lb) foliar (1-3 wk) 89 d 5 Actigard (.75 oz) drip + Actinovate AG (12 oz) foliar (1-3 wk) 57 bc 6 Actigard (.75 oz) drip + Serenade Optimum (.5 lb) foliar (1-3 wk) 66 bc 7 Actigard (.75 oz) drip + Actinovate AG (12 oz) foliar alt Actigard (.75 oz) drip + Serenade Optimum (.5 lb) foliar (1-3 wk) 39 cd 8 Control (Untreated uninoculated) 11 d : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) Plot length: 45 feet Number of plants per plot: 1 (Triploid), and 3 (Pollenizer) Transplanted: 3/17/15 Inoculation: 3/3/15 Fungicide application dates: 3/26, 4/1, 4/8 Disease assessment dates: 3/31, 4/7, 4/14, 4/2, 5/1 Harvest date: 6/17 (not significant and hence not shown)
3 Watermelon Angular leaf spot research trial data. University of Florida, NFREC, Quincy, FL Disease severity () and yield of watermelon - Spring 214 TREATMENT (RATE/A) YIELD 1 Control (Untreated) 1,924 a 42,521 a 2 Actigard (.75 oz) foliar (1-4 wk) 1,37 b 59,319 a 3 Actigard (.75 oz) drip (1-4 wk) 1,45 b 58,444 a 4 Mankocide (2 lb) (1-4 wk) 899 c 68,766 a 5 Cop-R-Quik (6 oz) foliar (1-4 wk) 1,54 b 67,884 a 6 Cop-R-Quik Injectible (3 qt) drip (1-4 wk) 1,526 b 42,956 a : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) 2, 7, 1,5 52,5 1, 35, 5 17, Plot length: 3 feet Transplanted: 3/24/14 Inoculation: 3/17/14 Fungicide application dates: 4/3, 4/1, 4/17, 4/23 Disease assessment dates: 4/7, 4/14, 4/21, 4/28, 5/2 Harvest date: 7/16
4 Watermelon Angular leaf spot research trial data. University of Florida, NFREC, Quincy, FL Disease severity () and yield of watermelon - Spring 214 PLANTS WERE CLEAN AT FIELD TRANSPLANTING, BUT WERE INOCULATED IN THE FIELD AFTER FIRST BACTERICIDE APPLICATION (MIMICS FIELD INTRODUCTION OF THE PATHOGEN) TREATMENT (RATE/A) YIELD 1 Control (Untreated) 1,796 a-c 44,768 c 2 Actigard (.75 oz) foliar (1-4 wk) 1,279 bc 62,73 ab 3 Actigard (.75 oz) drip (1-4 wk) 1,459 a-c 73,17 a 4 Mankocide (2 lb) (1-4 wk) 791 d 58,72 a-c 5 Serenade Optimum (.5 lb) foliar (1-4 wk) 1,159 c 5,193 bc 6 Aliette WDG (2 lb) foliar (1-4 wk) 1,518 a-c 56,345 bc : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) 1,8 8, 1,35 6, 9 4, 45 2, Plot length: 3 feet Transplanted: 3/24/14 Inoculation: 4/7/14 Fungicide application dates: 4/3, 4/1, 4/17, 4/23 Disease assessment dates: 4/7, 4/14, 4/21, 4/28, 5/2 Harvest date: 7/16
5 Watermelon Angular leaf spot research trial data. University of Florida, PSREU, Citra, FL Research conducted by: Eric Newberry, Kris Beckham, Mathews Paret and Nicholas Dufault Disease severity () and yield of watermelon - Spring 215 TREATMENT (RATE/A) YIELD 1 Control (Untreated) 524 a 41,86 a 2 Actigard (.75 oz) foliar (1-3 wk) 218 c 4,476 a 3 Actigard (.75 oz) drip (1-3 wk) 313 b 72,36 a 4 Mankocide (2 lb) (1-3 wk) 142 d 44,512 a 5 Control (Non-inoculated) 43 e 73,913 a : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) 6 8, 45 6, 3 4, 15 2, Plot length: 3 feet Transplanted: 3/24/15 Inoculation: 3/17/15 Fungicide application dates: 4/4, 4/13, 4/22 Disease assessment dates: 4/6, 4/13, 4/22, 5/1, 5/7 Harvest date: 6/16
6 Watermelon Angular leaf spot research trial data. University of Florida, PSREU, Citra, FL Research conducted by: Eric Newberry, Kris Beckham, Mathews Paret and Nicholas Dufault Disease severity () and yield of watermelon - Spring 214 TREATMENT (RATE/A) YIELD 1 Control (Untreated) 626 a 39,74 a 2 Actigard (.75 oz) foliar (1-3 wk) 32 b 55,12 a 3 Actigard (.75 oz) drip (1-3 wk) 391 b 47,22 a 4 Kocide 3 (.5 lb) (1-3 wk) 433 b 54,842 a : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) 7 6, , 35 3, , Plot length: 3 feet Transplanted: 4/2/14 Inoculation: 3/26/14 Fungicide application dates: 4/11, 4/18, 4/25 Disease assessment dates: 4/23, 5/1, 5/7, 5/15 Harvest date: 6/26
7 Watermelon Angular leaf spot research trial data. University of Florida, PSREU, Citra, FL Research conducted by: Eric Newberry, Kris Beckham, Mathews Paret and Nicholas Dufault Disease severity () and yield of watermelon - Spring 214 PLANTS WERE CLEAN AT FIELD TRANSPLANTING, BUT WERE INOCULATED IN THE FIELD AFTER FIRST BACTERICIDE APPLICATION (MIMICS FIELD INTRODUCTION OF THE PATHOGEN) TREATMENT (RATE/A) YIELD 1 Control (Untreated) 616 a 35,657 b 2 Actigard (.75 oz) foliar (1-3 wk) 285 b 57,574 a 3 Actigard (.75 oz) drip (1-3 wk) 662 a 54,323 a 4 Kocide 3 (.5 lb) (1-3 wk) 82 a 45,286 ab : Area Under Disease Progress Curve. Higher the, higher the disease severity over the period of the trial. Different letters next to the treatments means that they are statistically different (Pr>F=.5; LSD) 9 6, , 45 3, , Plot length: 3 feet Transplanted: 4/2/14 Inoculation: 4/16/14 Fungicide application dates: 4/11, 4/18, 4/25 Disease assessment dates: 4/23, 5/1, 5/7, 5/15 Harvest date: 6/26
Disease severity (AUDPC) and yield of watermelon - Spring 2016 TREATMENT (RATE/A) AUDPC YIELD (KG/HA) 36,000 27,000. Yield (kg/ha) AUDPC ,000
Research conducted by: Laura Ritchie, Jackie Snell, Josh Freeman, Mathews Paret Disease severity () and yield of watermelon - Spring 216 YIELD (KG/HA) 1 Control () 82 a 24,62 b 2 Quintec (6 oz) (1,3,5
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