What's attacking my lettuce

In this video, I'll show you what's killing my lettuce and how to treat it.
Links bellow (Affiliate) click show more.
Liquid Copper Fungicide, 32oz - Quart: https://amzn.to/34ssFZR
Liquid Copper Fungicide, 16oz - Pint: https://amzn.to/360AO8k

Products we use on the homestead below (Affiliate)
Harvest Right freeze dryer and accessories: https://affiliates.harvestright.com/839.html
Tray Stackers for Harvest Right Freeze Dryer Trays: https://amzn.to/3kNfet6
Chamber Vacuum Sealer: https://amzn.to/2RFyDjR

Soft wheat flour and pasta machine
Antimo Caputo 00 Pizzeria Flour 55 Lb: https://amzn.to/3oLuBlI
Antimo Caputo 00 Pizzeria Flour 11 LB Bag: https://amzn.to/383JIka
Mulino Caputo 00 Pizzeria Flour - 1-kilo bag (Pack of 4) https://amzn.to/35VyjR8
Antimo Caputo 00 Chef's Flour 2.2 LB 1kg: https://amzn.to/2HTa65E
Molino Grassi USDA Organic Italian "00" Soft Wheat Flour - 2.2 lb (2 Pack) https://amzn.to/35SeeL8
Pasta Machine, Made in Italy: https://amzn.to/34RvHV5
Pasta Maker Machine less expensive with good reviews: https://amzn.to/38a1lir

Greenhouse and garden
Metal Raised Garden Bed: https://amzn.to/31PupXB
Azomite Pelletized Trace Minerals, 10 lbs: https://amzn.to/3nMfMyM
Azomite Pelletized Trace Minerals, 44 lbs: https://amzn.to/3dnDQD3
Gorilla Carts 4 Cu. Steel Utility Cart: https://amzn.to/34PBMQC
Gorilla Carts Extra Heavy-Duty Poly Dump Cart: https://amzn.to/34V6szI
DeWitt SBLT6300 Ground Cover weed barrier: https://amzn.to/2H3cAOo
DeWitt SBLT4300 Ground Cover Weed Barrier: https://amzn.to/3lK36qh
Dewitt SBLT3300 Ground Cover Weed Barrier: https://amzn.to/2SOnU3l
Dewitt weed barrier cloth 3'x300' or 4'x300': https://amzn.to/3jlXly0
Galvanized 6 inches long Landscape Staples: https://amzn.to/312ormL
Galvanized Landscape Staples (chose quantity): https://amzn.to/3cSMcTa
Liquid Copper Fungicide: https://amzn.to/38fnJXN
10”x20” Grow trays: https://amzn.to/3pjmjlg
72 cell propagation insert Trays: https://amzn.to/36k7pCF
Square Nursery Pots, Case of 60: https://amzn.to/2JNapQi
Barrina LED Grow Lights: https://amzn.to/35bFVQi
Seedling Heat Mat 2-Pack: https://amzn.to/3palpXV
Plant Labels with 2 Gel Pen: https://amzn.to/3n1djz6

Raising poultry
Grub Terra soldier fly treats: https://bit.ly/3hMagJS
Duncans Poultry 50 LB Space Saver Wall Feeder: https://amzn.to/37FB8Yy
Duncans Poultry 30 LB Space Saver Wall Feeder: https://amzn.to/34F9IQx
Best Nest Box Rollaway Community Nest Box: https://amzn.to/2WKHJKX
Premier PoultryNet Plus - White, Double Spike, 48" H x 100'L: https://amzn.to/2TfjKBJ
Solar Electric Fence Charger: https://amzn.to/2GpQzZs
Electric Net Gate: https://amzn.to/2GvwDo3
5 gallon Little Giant Plastic Poultry Waterer: https://amzn.to/3l1srMt
3 gallon Little Giant Plastic Poultry Waterer: https://amzn.to/2JCoqQB
Premier Solar IntelliShock 30 Fence Energizer Kit: https://amzn.to/3mUNznT
Chicken run 10' x 26': https://amzn.to/355WHjE

Food storage long term
Harvest Right freeze dryer: https://affiliates.harvestright.com/839.html
Hamilton Beach Commercial HVC254: https://amzn.to/2G15byy
Hamilton Beach Commercial HVC305: https://amzn.to/3i1zjH8
Hamilton Beach Commercial HVC406: https://amzn.to/2Er9NgK
Commercial Food Dehydrator Machine: https://amzn.to/3sevkOM
Commercial 320W Electric Meat Slicer: https://amzn.to/3n3kzKP
Vegetable Chopper: https://amzn.to/3wAEaXI
Mandoline adjustable slicer: https://amzn.to/3uqwbuP
Chamber Vacuum Sealer: https://amzn.to/2RFyDjR

Products around the homestead
Security Flood Light with Mounting Arm: https://amzn.to/3n6HaGC
Cut Resistant Gloves: https://amzn.to/3ltcdf5