Biological plant strengthener (bio-strengthener) formulated as a wettable powder based on vesicular-arbuscular mycorrhizae and plant nutrients to improve crop yield. The formulation of the biological strengthener is designed with a consortium of spores belonging to vesicular-arbuscular mycorrhizal fungi strains Glomus geosporum, Gigaespora margarita, Glomus fasciculatum, Glomus constrictum, Glomus tortuosum, and Glomus intraradices.

The present invention relates to a method of obtaining a disaggregable granulated calcium and/or magnesium and potassium fertilizer, wherein the method comprises the steps of choosing, preparing and mixing the sources of calcium and/or magnesium and potassium, optionally the addition of chelating agents, optionally the addition of micro and/or macro nutrients, granulation and drying. The present invention further relates to a disaggregable granulated calcium and/or magnesium and potassium fertilizer.

The present invention relates to a method of obtaining a disaggregable granulated calcium and/or magnesium and potassium fertilizer, wherein the method comprises the steps of choosing, preparing and mixing the sources of calcium and/or magnesium and potassium, optionally the addition of chelating agents, optionally the addition of micro and/or macro nutrients, granulation and drying. The present invention further relates to a disaggregable granulated calcium and/or magnesium and potassium fertilizer.

A method for manufacturing a urea-formaldehyde slow-release nitrogen fertilizer includes steps of: mixing and heating urea and formaldehyde solution with a predetermined molar ratio of urea to formaldehyde; adjusting a PH value of hydroxymethylation reaction of urea and formaldehyde solution to 7.5-10.5; heating the hydroxymethylation reaction of urea and formaldehyde solution to the initial reaction temperature of 50° C.; adding a catalyst to start the hydroxymethylation reaction of urea and formaldehyde solution, and conducting hydroxymethylation reaction intermittently or continuously; heating cold urea-formaldehyde solution using the reaction heat of hydroxymethylation; adjusting the pH value of the methylenation reaction of urea and formaldehyde solution to 3.5-5.0; adding a catalyst; completing the methylenation reaction of urea and formaldehyde solution within 1 to 10 minutes; and performing spraying granulation of slurry after the methylenation reaction of urea and formaldehyde solution in the granulator to obtain a urea-formaldehyde slow-release nitrogen fertilizer.

A method for manufacturing a urea-formaldehyde slow-release nitrogen fertilizer includes steps of: mixing and heating urea and formaldehyde solution with a predetermined molar ratio of urea to formaldehyde; adjusting a PH value of hydroxymethylation reaction of urea and formaldehyde solution to 7.5-10.5; heating the hydroxymethylation reaction of urea and formaldehyde solution to the initial reaction temperature of 50° C.; adding a catalyst to start the hydroxymethylation reaction of urea and formaldehyde solution, and conducting hydroxymethylation reaction intermittently or continuously; heating cold urea-formaldehyde solution using the reaction heat of hydroxymethylation; adjusting the pH value of the methylenation reaction of urea and formaldehyde solution to 3.5-5.0; adding a catalyst; completing the methylenation reaction of urea and formaldehyde solution within 1 to 10 minutes; and performing spraying granulation of slurry after the methylenation reaction of urea and formaldehyde solution in the granulator to obtain a urea-formaldehyde slow-release nitrogen fertilizer.

A method for manufacturing a urea-formaldehyde slow-release nitrogen fertilizer includes steps of: mixing and heating urea and formaldehyde solution with a predetermined molar ratio of urea to formaldehyde; adjusting a PH value of hydroxymethylation reaction of urea and formaldehyde solution to 7.5-10.5; heating the hydroxymethylation reaction of urea and formaldehyde solution to the initial reaction temperature of 50° C.; adding a catalyst to start the hydroxymethylation reaction of urea and formaldehyde solution, and conducting hydroxymethylation reaction intermittently or continuously; heating cold urea-formaldehyde solution using the reaction heat of hydroxymethylation; adjusting the pH value of the methylenation reaction of urea and formaldehyde solution to 3.5-5.0; adding a catalyst; completing the methylenation reaction of urea and formaldehyde solution within 1 to 10 minutes; and performing spraying granulation of slurry after the methylenation reaction of urea and formaldehyde solution in the granulator to obtain a urea-formaldehyde slow-release nitrogen fertilizer.

A fertiliser product in the form of a pellet, granule or prill, the fertiliser product comprising: a first fertiliser composition capable of providing (a) two or more alkali metal and/or alkaline earth metal nutrients and (b) sulphur; and a second fertiliser composition, the second fertiliser composition being a nitrogen-providing fertiliser composition, and the first fertiliser composition being incorporated into the second fertiliser composition. A bulk fertiliser product comprising a plurality of the said fertiliser products.

A fertiliser product in the form of a pellet, granule or prill, the fertiliser product comprising: a first fertiliser composition capable of providing (a) two or more alkali metal and/or alkaline earth metal nutrients and (b) sulphur; and a second fertiliser composition, the second fertiliser composition being a nitrogen-providing fertiliser composition, and the first fertiliser composition being incorporated into the second fertiliser composition. A bulk fertiliser product comprising a plurality of the said fertiliser products.

The present invention relates to a stable composition comprising super absorbent polymer and a bioactive agent. The present invention also relates to a method of coating seeds with said compositions and method of controlling weeds with said compositions.

The present invention relates to a stable composition comprising super absorbent polymer and a bioactive agent. The present invention also relates to a method of coating seeds with said compositions and method of controlling weeds with said compositions.