2003 Vegetable Update

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

Roundup WeatherMax Replacing Roundup UltraMax Potassium salt 5.5 lb salt/gal; 4.5 lb ae/gal 30-min rainfree warranty Claim better activity under marginal conditions Better bulk handling characteristics

Roundup WeatherMax Row Middle Application Apply as hooded spray, shielded spray, or wiper application in row middles. Broccoli Cabbage Cauliflower Celery Collard Cucumber Dry bean Eggplant Green pea Garlic Irish potato Kale Lettuce Lima bean Mustard Melons Okra Onion Pepper Pole bean Snap bean Southern pea Sweet potato Turnip

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

Select Collard, kale, mustard, turnip Control of annual and perennial grasses Apply 6 to 8 fl oz per acre Add 1% crop oil concentrate to mix

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

Strategy cucumbers, melons, squash and watermelons contains 1.6 lb ethalfluralin (Curbit) and 0.5 lb clomazone (Command) per gallon

Strategy Soil Broadcast Amount of Amount of Texture Rate Curbit Command Coarse 2-3 pt 1-1.5 pt 0.33-0.5 pt Medium 3-4 pt 1.5-2 pt 0.5-0.67 pt Fine 4-6 pt 2-3 pt 0.67-1 pt Georgia use rate for most fields should be 2-3 pt/A.

Watermelon Injury from Strategy Applied Topical 1 wk After Transplant

Strategy Apply prior to weed emergence Apply to seeded crop prior to emergence, or apply as a banded spray between rows after crop emergence or transplanting.

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

Matrix Herbicide Active is rimsulfuron, DuPont product Apply in field grown tomato Apply 1 to 2 oz of product after at least two leaves Add nonionic surfactant

Matrix Weed Control Specific use herbicide: Annual bluegrass Large crabgrass Foxtails Fall panicm Wild mustard Redroot pigweed Common purslane Wild radish Cocklebur* Lambsquarters* Morningglory* Hairy Nightshade* *Label suggest only suppression of these weeds.

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

Command 3 ME Labels 2003 cucumber (0.4 to 1.0 pt) apply after seeding or just prior to transplanting melons - musk and watermelon (0.4 to 0.67 pt/A) apply after seeding or just before transplanting lima bean, snap bean, pole bean, southern pea (0.47 to 0.67 pt) – apply after seeding.

Be Aware of the Buffer Restrictions and Potential Off-Target Movement Command 3 ME Labels Be Aware of the Buffer Restrictions and Potential Off-Target Movement

New Vegetable Herbicides for 2003 Roundup WeatherMax Select Strategy Matrix Command Sandea

Sandea (cucumber, cantaloupe, or tomato) 0.5 to 0.75 oz of product

Sandea (cucumber, cantaloupe, or tomato) 0.5 to 0.75 oz of product preemergence true PRE on direct seeded transplants: wait 7 d after application under plastic, prebed then apply after 7 d

Sandea (cucumber, cantaloupe, or tomato) 0.5 to 0.75 oz of product preemergence true PRE on direct seeded transplant: wait 7 d after application under plastic, prebed then apply after 7 d postemergence after the crop has reached the 3-5 true leaf stage, but before flowering no sooner than 14 d after transplant

Cucumber Injury Symptoms from Sandea Applied POST

Sandea Row Middle Labels Fruiting vegetables including pepper and eggplant Cucurbit vegetable group including cantaloupes, melons, cucumbers, squash, pumpkins, watermelon *Label anticipated in near future.

Sandea for PRE Weed Control common cocklebur wild radish pigweeds common ragweed common lambsquarters yellow nutsedge - suppression purple nutsedge - suppression 2 to 3 weeks residual weed control

No herbicide Sandea PRE

Non-treated Control Sandea (0.5 oz/A) PRE W1-00. Halosulfuron study with Ken Lewis in Cordele.

Sandea for POST Weed Control 1-3 inch 1-9 inch passionflower cocklebur redroot pigweed ragweed pokeweed velvetleaf yellow and purple nutsedge – heavy infestations may require sequential applications 2 to 3 weeks residual weed control

Non-treated control Sandea (0.5 oz/A) 2 WAP

If Sandea is applied under drought stress IT WILL NOT WORK

Carryover – Read Label 12 to 18 months cabbage, radish, carrot, broccoli, cauliflower, collards, onion 24 months spinach, sugarbeet

Tank Clean Out is Essential Colquitt County, 2002, Glenn Beard.

Gowan Company & I changed the logo – this is the new logo we should be using for future presentations and promotional materials. I changed the logo thru-out the presentation. If you would like a PowerPoint template for Sandea, let me know. We have one that has a tan background and the mountains at the bottom.

CADRE Rotational Issues

Dacthal Use Rates Labeled for many vegetables Label use is 6 to 8 lbs

Seeded mustard tolerance to Dacthal applied PRE under irrigation Seeded mustard tolerance to Dacthal applied PRE under irrigation. Ponder Farm, Worth County. Fall 2002. % injury

Methyl Bromide Alternatives??

Fumigant Alternatives For Nutsedge Telone II Chloropicrin Telone C-35 Vapam, Sectagon K-PAM Various Combinations Added Methyl Iodide in 2003

2002 Spring Tomato Trial. Meeks Farms, Coffee County*. Bromide (375 lb/A) Chloropicrin (282 lb/A) Telone II (10 GPA) followed by chloropicrin (150 lb) Vapam (56 GPA) Vapam (75 GPA) Telone C-35 (18 GPA) Telone C-35 (36 GPA) Telone C-35 (18 GPA) + Vapam (37 GPA) Telone C-35 (18 GPA) + Vapam (56 GPA) Non-treated *All rates applied broadcast per acre.

2002 Fall Pepper Trial. TyTy, GA*. Bromide (300 lb/A) in bed Telone II broadcast (12 GPA) followed by chloropicrin (150 lb/A) in bed 1 wk later Telone II prebed (12 GPA) followed by chloropicrin (150 lb/A) in bed Telone C-35 (35 GPA) in bed Telone C-35 (35 GPA) prebed Telone C-35 (35 GPA) prebed fb chloropicrin (150 lb/A) in bed Telone C-35 (18 GPA) + K-PAM (46 GPA) prebed *All rates applied broadcast per acre.

Bromide (300 lb/A) Co-application of C-35 + Vapam Telone C35 2001 Results Bromide (300 lb/A) Co-application of C-35 + Vapam Telone C35 2002 Spring Results Bromide (375 lb/A) Telone II fb chloropicrin Telone C-35 (high rate) 2002 Fall Results Bromide (300 lb/A) Telone C-35 prebed fb chloropicrin Telone C-35 in bed Telone II broadcast fb chloropicrin

Soil Properties and Application Method Will Play A Crucial Role Picture provided by Tony Weiss, Dow Agro.

Methyl Bromide Critical Use Exemption