Most of Crowder is in Quitman County with a portion on the east in adjacent Panola County. In the 2000 census, 462 of the town's 766 residents (60.3%) lived in Quitman County and 304 (39.7%) in Panola County.
A good approximation of the degree-days accumulated for a pest can be calculated by knowing: The identity and life cycle of the pest and the crop. When to start accumulating degree-days for a pest. The minimum and maximum temperatures at which the pest will develop. The highest and lowest temperatures in the field or orchard during pest development.
Spring aeration should be done when the soil is moist and the soil temperatures are higher than 50 degrees, the recommended time frame is May 1 to June 15. This is, unfortunately, the time when most weed seeds are germinating also, which may be one of the reasons your colleague said spring aeration was useless..