Crop Responses

Decatur, Nebraska

These fields near Decatur, Nebraska exhibited areas of yellow and stunted alfalfa prior to spreading PRO CAL 40. The pictures below show the fields before and after and application which was applied in October of 2009. Responses are due to better soil conditions, better nitrogen fixation, improved root growth and calcium and sulfur nutrition. Yield responses are typically 1 ton per acre per year with responses usually lasting for three years. Alfalfa is very responsive and rates of application are usually 1 ton/acre.

Area of field showing yellowing and stunted alfalfa before the application of PRO CAL 40.

Another area of field where alfalfa is showing yellowing and is stunted.


Alfalfa showing yellowing before the application of PRO CAL 40 in the field near Decatur, NE.

Same field after application of PRO CAL 40. Notice trees in the background are the same as the previous picture. Alfalfa no longer is yellow and stunted. PRO CAL was applied the previous fall in October.

Another hillside after the application of PRO CAL 40. Alfalfa is much healthier and dark green. Notice the trees in the background are the same as in the third picture. Angle of picture is slightly different. There was a good moisture condition in the fall as well as in the spring.