Crops

Estimating First Crop Alfalfa Harvest Using PEAQ

The growth and development of alfalfa is affected by many factors, including temperature, soil moisture, stand age and even cultivar. Alfalfa growth has been slower than normal due to cool conditions in April. This is a good reminder that using a calendar date to determine when to harvest the first crop of alfalfa may not the best method. In order to accurately predict the optimal time for the first cutting, the University of Wisconsin developed the Predictive Equations for Alfalfa Quality (PEAQ) method.

Sweet Corn Planting

In few weeks growers will be planting sweet corn in Iowa. Sweet corn is an important commercial crop in Iowa. Based on the 2017 Agriculture Census, sweet corn is planted across 329 farms in Iowa with a collective acreage of  2,739 acres. Of the total acres, 1,743 is harvested for fresh market and the remaining for processing. For the fresh markets, growers practice succession planting of sweet corn to have a continuous supply for their customers during the growing season.