The product the On-Farm Network is looking at is SuperCal 98G, a pelletized lime product from Calcium Products. Looking for fields that have been tested and have a low soil pH 'ISA started some studies this spring and these additional studies planned for this fall will hopefully provide us results that add to our ability to put the right products on the right acres in a few years.' 'Both have a fit in Iowa farming systems, both have pros and cons, but we have a lot to learn about them as well,' says McGrath.

In Iowa, dealers have sold hundreds of thousands of acres worth of both types of lime.

There has been long running debate about ag lime versus pelletized lime costs, rates, effective amount of active ingredients and application issues to name a few, he notes. 'So far this fall I have gotten more questions on ag lime versus pel-lime than in the last 3 or 4 falls combined, mostly due to the discussion of shortages of ag lime,' says Iowa State University Extension field agronomist Clarke McGrath.Д«oth types, regular ag lime and pel-lime, have pros and cons Given the discussions about a projected shortage of traditional ag lime this fall and potentially into the next few years, we may get more inquiries about pelletized lime products. They are taking a look at a product farmers ask a lot of questions about, pelletized limestone. The On-Farm Network, an on-farm research program sponsored by the Iowa Soybean Association, is currently recruiting participants for an interesting research project this fall. That possibility has spurred increased farmer interest in pelletized lime products which are available. SHORTAGE OF AG LIME? Rumors are floating around about a possible shortage of traditional agricultural limestone for spreading on fields this fall. 'So far this fall I have gotten more questions on ag lime versus pel-lime than in the last 3 or 4 falls combined, mostly due to the discussion of shortages of ag lime,' says Iowa State University Extension field agronomist Clarke McGrath.

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