I talked to our local ag supply company. Liquid lime is what they recommend. 275 gallon tote (calcium carbonate) is equivalent to 110 tons. Application is with a sprayer. Texas A&M says it is recommended the same as crushed limestone. $4165 for 110 tons is 1/3 the cost.
https://aquaplant.tamu.edu/files/2022/02/liming-your-pond-to-improve-the-fishery.pdf