In the last growing season, TopStim N13 was applied to bio winter wheat
(Axioma) in a field test in a renowned German trial site. From a total of 12 trial
variants, TopStim N13 ranked among only three with significant yield growth.
Liquid organic NPK fertiliser with stimulating effects and N content of at least 12.5%*. TopStim N13 is a protein hydrolysate from animal skin. Listed in the Input lists for organic farming in Germany and Austria (InfoXgen), conforming to Naturland and ECOVIN, useable pursuant to EU eco regulations No 834/2007 and No 889/2008.
* in dry matter (typical value 14,4 % ≙ 4,3 % N/kg solution)