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US 2026/0132093 A1Published application
Liquid fertilizers comprising potassium and potassium solubilizing microorganisms
AssigneeTessenderlo Group NV
InventorsRobab Ghahramanzadeh, Nicolas White
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Abstract
The present invention relates to liquid fertilizers comprising a first source of potassium in an amount providing 0.01-5 wt. % (by total weight of the fertilizer) potassium (as K2O) and potassium solubilizing microorganisms. It also relates to methods of manufacturing these fertilizers and to uses of these fertilizers for providing nutrients to plants.
Claims15
A liquid fertilizer comprising
- (i) a first source of potassium in an amount providing 0.01-5 wt. % (by total weight of the fertilizer) potassium (as K2O);
- (ii) a potassium solubilizing microorganism;
- and
- (iii) water;
- wherein the first source of potassium is selected from the group consisting of potassium sulfate (K2SO4), potassium bisulfate (KHSO4), potassium thiosulfate (K2S2O3), dipotassium sulfite (K2SO3) potassium bisulfite (KHSO3), potassium chloride (KCl), potassium magnesium sulfate (K2SO4·2MgSO4), potassium nitrate (KNO3), potassium sodium nitrate KNa(NO3)2, potassium hydroxide (KOH), potassium carbonate (K2CO3KHCO3), potassium orthophosphate KH2PO4K2HPO4, potassium polyphosphate (K4P2O7), potassium metaphosphate (KPO3), polyhalite (K2Ca2Mg(SO4)4·2H2O), langbeinite (K2Mg2(SO4)3), kainite (KMg(SO4)·Cl·3H2O), picromerite (K2SO4·MgSO4·6H2O), leonite (K2SO4·MgSO4·4H2O), aphthitalite (K3Na(SO4)2), K-feldspar minerals, feldspathoid minerals, K-bearing phyllosilicates and combinations thereof, and
- wherein the fertilizer comprises more than 80 wt. % (by dry weight of the fertilizer) of the first source of potassium.
3 more elements
(canceled)
Dependencies are inferred from the claim text.