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Pivot Bio ?
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NEIAAG
Posted 12/18/2022 06:32 (#9989839 - in reply to #9989623)
Subject: RE: Pivot Bio ?


briggsfm - 12/17/2022 21:58

I feel to properly test Pivo Bio.... the following test strips need to be used.   With replication.   In fields of varying nutrient levels.  With varying growing seasons.  

1.    Pivot Bio with normal nitrogen rates used.

2.    Pivot Bio with a reduction of 40 pounds of nitrogen used.

3.    No Pivot Bio used with normal nitrogen rates used.

4.    No Pivot Bio with a reduction of 40 pounds of nitrogen used.


I fear too often those reporting results for Pivot Bio aren't running strips without Pivot Bio, with 40 pounds less of nitrogen.   Maybe we can get the same corn yield with 40 pounds less of nitrogen, without Pivot Bio.  Need to make that comparison to know.  


gordon



No. The only way to test it is with and without using the same N program. Then pull tissue samples weekly, replicated and compare with and without. We beta tested it two years ago. Last year we used it and did replicated trials as suggested above. The tissue levels said no question the product was working and at harvest product produced a yield gain of almost 8 bushels. So the Nitrogen from Pivot Bio returned more than double it's cost.. If I had applied 40# of a synthetic N source, the ROI would have been much less. It's a front end product though. The higher tissue levels before tassel diminished quickly so I think the gain during grain fill was from the use of synthetic N that wasn't used earlier in the season. It had more in the tank so to speak. To just use yield as your deciding factor as too whether the product works is IMHO, flawed. The only way you will get more yield is if Nitrogen was your yield limiting factor. The product could have preformed better than they promote it. But if your yield limiting factor was anything other than N, you will likely see no yield bump at all.
So for us, as long as it's economically priced and they supply a quality product, we will put it on every acre.
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