Effect
Increased micronutrient use efficiency
Kelpak treated Grass, Dactylis glomerata L. cv. Amila and Festulolium braunii cv. Felopa, grown in a field under 4 different levels of applied nitrogen contained on average 11.4 % more Zn, 10 % more Cu, 11.6 % more Fe and 7.5 % more Mn compared to the untreated control. Kelpak had most effect when 0 kg/ha N was applied
Trial details
outdoor, unprotected, soil grown, 4 different levels of applied N (0, 50, 100 or 150 kg/ha)
Poland
Crop
Grass, Poaceae
Trial application
Method
Foliar spray
Timing
First treatment three weeks before the first cut, followed by 2 treatments two weeks after the first cut and three weeks after the second cut
Rate
2 dm3/ha
2016
Effect of the biostimulant Kelpak SL on the content of some microelement in two grass species
Journal of Elementology
21(2)
373-381
Crop group
