Research and trials

For composting in the field, manure storage and autumn soil treatment

Author: Agr. Vivita Viksnina Agronomist at the Latvian Institute of Humic Substances, Commercial Director of “Razosanas Tehnologijas” Ltd. The Latvian Institute of Humic Substances (LHVI) provides significant help in solving the problems of GHG emissions in agriculture in Latvia Since 1990 GHG emissions from agriculture in Latvia have increased significantly. How can we help reduce …

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Economically feasible methods to improve soil fertility and increase crop

Economically feasible methods to improve soil fertility and increase crop Published in magazine “Saimnieks” , April 2019 University of Latvia, Department of Environmental Science, Faculty of Geography and Earth Sciences, Department of Environmental Protection. Chairman of the UL Senate Dr.habil.chem. Prof. Maris Klavins The term “humic substances” describes a wide range of substances, and the …

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You are welcome to apply for a seminar on the latest research

You are welcome to apply for a seminar on the latest research: PRODUCTS FOR INCREASING AND PLANT PROTECTION, microbiological preparations and humic fertilizers Organized by: LATVIAN INSTITUTE OF HUMIC SUBSTANCES (LHVI) in cooperation with  Priekuli Research Center (AREI PPC), Institute of Agrarian Resources and Economics, LUA University of Latvia (UL), SIA “RAŽOŠANAS TEHNOLOĢIJAS” (RT). Participants …

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Results of effectiveness tests in a three-year period (2011 – 2013)

Results of effectiveness tests in State Priekuli Institute of Field Crops Selection in a three-year period (2011 – 2013) The results of trial “USING OF HUMIC PREPARATIONS FOR PLANT FERTILIZATION IN INTEGRATED AND CONVENTIONAL AGRICULTURE” Within a framework of cooperation project in a three-year period (2011 – 2013) humic products Green OK – Universal PRO and natural microbiological …

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Effect of Green OK humic concentrate UNIVERSAL-PRO on Scots pine (Pinus sylvestris L.) seedling growth pace

Effect of Green OK humic concentrate UNIVERSAL-PRO on Scots pine (Pinus sylvestris L.) seedling growth pace Conditions of the trial Field trial were conducted in nursery Mazsili owned by enterprise JSC Latvijas Valsts mezi (Latvian State Forests). Nursery is located in Talsi region (Latvia).  The study aims to evaluate the preparation Green OK humic concentrate UNIVERSAL-PRO impact …

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