Education:

• 2012 Full Professor - Warsaw University of Life Sciences (SGGW), Soil Science
• 2002 Habilitation - Warsaw Agricultural University, Soil Science
• 1989 Ph.D. - Warsaw Agricultural University, Soil Science
• 1980 M.Sc. -  Warsaw Agricultural University, Agriculture

Employment:

• from 2012  Professor, Dept. of Soil Environment Sciences, Warsaw University of Life Sciences (SGGW)
• 2006-2011  Associate Professor, Dept. of Soil Environment Sciences, Warsaw University of Life Sciences (SGGW)
• 1991-2005  Assistant Professor, Dept. of Soil Environment Sciences, Warsaw University of Life Sciences (SGGW)
• 1980-1990  Assistant, Dept. of Soil Environment Sciences, Warsaw University of Life Sciences (SGGW)

Research interests:

• soil genesis, classification and evolution; searching qualitative - quantitative indices of soil - forming processes
• the qualitative and quantitative investigations of the clay minerals in soils and their   transformations  in soil - forming processes
• anthropogenic transformations of soils (physical, chemical, mineralogical changes)
• cartography of soils

Participation and management of research projects:

• 2008 – 2011 - head of the project No. N N309 312234, „Soil-forming processes in soils of the White Forest”; project sponsored  by the Ministry of Science and Higher Education  (MSHE).
• 2006 - contractor in the project No. 6/2.1c/2006/1504, „Elaboration of teaching program of education on distance in agriculture”; project sponsored  by the European Union.
• 2005–2006 - contractor in the project No. 2 P06S 057 28, „Physical and chemical transformation of the quartz grains surface in some types of soils”;  project sponsored  by MSHE.
• 2003–2006 – contractor in the project No 3POL03825, “Modern technologies of utilization of the silvers residues and their influence on chosen elements of forest environment„ project sponsored  by MSHE.
• 1997-1998 - head of the project commissioned and sponsored by General Directorate of the State Forests, “Research of variability of the forest sites and plant associations in the Standard Soil Plots of the White Forest”. Estimate of the conformity of the forest biocenosis type with conditions of biotope”.

List of selected Publications:

• Gonet S., Smal H., Chojnicki J. 2015. Właściwości chemiczne gleb. W : Gleboznawstwo / red. nauk. Andrzej Mocek. - Warszawa: Wydawnictwo Naukowe PWN - S. 189-231.
• Brogowski Z., Chojnicki J., 2013. Distribution of organic matter and nitrogen in the particle size fractions of genetic horizons in Dystric Cambisols in the Kabacki Forest. Sylwan 157 (6): 470-480.
• Kwasowski W.,  Chojnicki J., Kozanecka T., 2012. Determination of the cadmium content in selected vegetative organs of potatoes (Solanum Tuberosum) growing in the vicinity of the Warszawa-Poznań speedway. Heavy Metals in the Environment: Selected Papers from the ICHMET - 15 Conference /ed. Jerome Nriagu, Jozef Pacyna, Piotr Szefer, Bernd Markert, Simone Wünschmann, Jacek Namiesnik. - [b. m.] : Maralte, 2012. - S. 187-192.
• Brogowski Z., Chojnicki J., 2011. Distribution of organic matter and nitrogen in the granulometric fraction of sandy soil. Advances of Agricultural Sciences Problem Issues 565: 25-36.
• Chojnicki J., 2010. Titanium in alluvial soils of central Vistula and Żuławy. Pol. J. Soil Sci. 43, 1: 49-56.
• Chojnicki J., Zagajewski A., 2010. Influence of the pedogenic process of humus accumulation on the physical and chemical transformation of quartz grain surfaces. Pol. J. Soil Sci. 43, 2: 219-226.
• Chojnicki J., Stankiewicz M. 2010. Morphological and physical-chemical properties of the organic soils in the vicinity of  „Stawy Raszyńskie” reservation. Soil Sci. Annual  61, 3: 28-38.
• Chojnicki J., Piotrowska J., 2010. Morphological and physical-chemical properties of the “Rybitew” reservation soils in the Kampinos National Park. Soil Sci. Annual  61, 2: 21-28.
• Chojnicki J., Brzozowska A., Hryciuk A., Marczak R., 2010. Iron, aluminum and manganese forms as indicators of selected soil-forming processes in soils of the “Rybitew” reservation in Kampinos National Park. Soil Sci. Annual  61, 2: 29-36.
• Kwasowski W., Chojnicki J., Falfus K.,  2010. Fractions and Mobility of Zinc, Copper, Lead in the Intensively Cultivated Luvisols of the Błonie-Sochaczew Plain. Soil Sci. Annual  61, 3: 77-88.
• Prędecka A., Russel S., Chojnicki J., Charmuszko M., 2010. The effect of controled grass burning on the number of soil fungi. Water-Environment-Rural Areas 10, 2 (30): 133-141.
• Prędecka A., Russel S., Chojnicki J., Gozdowski D., Dmochowski D., 2010. The effect of controled forest fire on soil potential for nitrogen mineralization. Water-Environment-Rural Areas 10, 2 (30): 143-151.
• Michałowska M., Chojnicki J., Russel S. 2009. Influence of some abiotic factors on the occurrence of myxobacteria in selected forest soils of Puszcza Biała. Ecological chemistry and Engineering 16, 7: 821-830.
• Chojnicki J., Kowalska M. 2009. Soluble  Zn, Cu, Pb and Cd in cultivated luvisols developed from superficial silts  of the Błonie-Sochaczew Plain. Protection of Environment and Natural Stocks 40: 49-55.
• Chojnicki J., Kowalska M. 2009. Soluble Zn, Cu, Pb and Cd in cultivated gleyic phaeozems of the Błonie-Sochaczew Plain. Soil Sci. Annual  60, 4: 13-19.
• Prędecka A., Russel S., Chojnicki J., 2009. Effect of controled fall grass fire on the biological activity of grassland soils. Soil Sci. Annual  60, 4: 71-78.
• Chojnicki J., Kowalska M. 2009. Soluble  Zn, Cu, Pb and Cd in cultivated cambisols developed from superficial silts  of the Błonie-Sochaczew Plain. Advances of Agricultural Sciences Problem Issues 535: 65-72.
• Michałowska M., Chojnicki J., Russel S. 2008. Characteristic of myxsobakteria occurring in selected forest soils of Puszcza Biała. Ecology and Techniques. Vol. XVI, nr 5A: 102-106.
• Chojnicki J., 2007. Manganese forms in alluvial soils of central Vistula valley. Advances of Agricultural Sciences Problem Issues 520: 799-804.
• Skłodowski P., Chojnicki J., 2007. 70 – years of the Polish Soil Science Society. Soil Sci. Annual  58, 3/4: 27-37.
• Brogowski Z., Chojnicki J., 2005: Distribution of total potassium in separate granulometric fractions of brown soils. Soil Sci. Annual 56, 1/2: 27-39.
• Brogowski Z., Chojnicki J., 2005. Influence of the geological origin of the parent rock on the distribution of total calcium in particular granulometric fractions. Pol. J. Envirn. Stud. 14, 4: 403-409.
• Skłodowski P., Chojnicki J., 2004. Outline of the history of the Polish Soil Science Society. Soil Sci. Annual 55, 1: 7-17.
• Chojnicki J., 2004. Iron forms in alluvial soils of Żuławy. Soil Sci. Annual 55, 1: 77-87.
• Gorzała G., Jabłońska-Gorzała D., Chojnicki J., Gozdowski D., Russel S. 2004. Effect of oligonitrophilic yeasts on aggregate structure of humus horizons of selected types of forest soils. Soil Sci. Annual 55, 1: 257-265.
• Górska E. B., Majewska-Gancarz Z., Chojnicki J., Russel S. 2004. Occurrance of cellulolytic bacteria from genera Bacillus in acid soils of White Forest. Soil Sci. Annual 55, 1: 266-275.
• Jabłońska-Gorzała D., Gorzała G., Chojnicki J., Russel S. 2004. Influence of soil pH on the survival of Streptomyces rochei. Soil Sci. Annual 55, 1: 275-285.
• Brogowski Z., Chojnicki J., 2004. Influence of parent material on the total magnesium content in separate granulometric fractions of some brown leached soils. Pol. J. Soil Sci. 37, 1: 21-31.
• Gorzała G., Jabłońska-Gorzała D., Chojnicki J., Gozdowski D., Russel S., 2003. Influence of soil pH modification on the number of oligonitrophilic yeasts. Soil Sci. Annual 54, 1/2: 35-42. Environment nature of Las Kabacki. Warsaw Agr. Univ. Press 2003: 1-135. (monograph)
• Chojnicki J., 2002. Soil - forming processes in alluvial soils of central Vistula valley and Żuławy. Hab. thesis, Foundation „Develop. Warsaw Agr. Univ.”: 1-83.
• Kozanecka T., Chojnicki J., Kwasowski W. 2002. Content of Heavy Metals in Plant from Pollution-Free Regions. Pol. J. Environ. Stud. 11, 4: 395-399.
• Gorzała G., Chojnicki J., Jabłońska-Gorzała D., Russel S., 2001: Characteristics of oligonitrophilic yeast isolated from forest soils. Edited by 3rd International Conference of PhD Students: 109-111. Hungary, 13-19 August 2001.
• Jabłońska-Gorzała D., Chojnicki J., Gorzała G., Russel S. 2001. Occurrance of cellulolytic actinomycetes in selected types of forest soils. Edited by 3rd International Conference of PhD Students: 145-147. Hungary, 13-19 August 2001.
• Russel S., Czajka E., Chojnicki J., Gorzała G., 2001. Occurance and characteristics of oligonitrophilic yeasts in selected soils of White Forest. Toruń Univ. (UMK) Press: 261-266.
• Chojnicki J., 2001. Iron forms in alluvial soils of central Vistula valley. Soil Sci. Annual, Suppl. 52, 3/4: 95-107.
• Brogowski Z., Czarnowska K., Chojnicki J., Pracz J., Zagórski Z., 2000. Influence of salt stress on chemical composition of trees leafs from Łódź city area. Soil Sci. Annual 51, 1/2: 17-28.
• Chojnicki J., 2000. Rear earth elements in alluvial soils of central Vistula valley and Żuławy. Soil Sci. Annual 51, 3/4: 57-65.
• Kwasowski W., Chojnicki J., Okołowicz M., Kozanecka T., 2000. Heavy metals content in standart soil plots of the Puszcza Biała forest. Soil Sci. Annual 51, 3/4: 85-95.
• Kozanecka T., Chojnicki J., 1998. Manganese available and soluble in 20 % HCl in lessive soil of apple orchard. Soil Sci. Annual 49, ¾: 41-49
• Chojnicki J., 1997. Evolution of soils developd from superficial silts of the Błonie-Sochaczew Plain. Soil Sci. Annual 48, ½: 79-86.
• Chojnicki J., 1996. Zirconium in alluvial soils of central Vistula valley and Żuławy. Soil Sci. Annual, Suppl. 47: 137-144.
• Zielony R., Chojnicki J., 1996. Standart soil plots - their history, present state and perspectives. Sylwan  140, 12: 83-87.
• Czarnowska K., Broda D., Chojnicki J., Turemka E., 1995. Heavy metals in alluvial soils of the Vistula valley. Soil Sci. Annual 48, 1/2: 31-38.
• Chojnicki J., 1994. Black earths developd from the cover silts of the Błonie-Sochaczew Plain. Soil Sci. Annual 45, 3/4: 97-107.
• Chojnicki J., Czarnowska K., 1993. The changes of the contents of total and readily soluble phosphorus and Zn, Cu, Pb, Cd in agricultural soils under intensive cultivation. Soil Sci. Annual 44, 3/4: 99-111.
• Chojnicki J., 1993. Lessives soils developd from superficial formations of the Błonie-Sochaczew Plain. Soil Sci. Annual 44, 3/4: 135-151.
• Czarnowska K., Chojnicki J., 1993. Content of iron, manganese, chromium, nickle and cobalt in soils developd from the youngest loesses of the Błonie-Sochaczew Plain. Soil Sci. Annual 44, 1/2: 81-91.
• Chojnicki J., 1993. Brown soils developd from superficial formations of the Błonie-Sochaczew Plain. Soil Sci. Annual 44, 1/2: 93-106.
• Konecka-Betley K., Czępińska D., Chojnicki J., 1988. Soils of the Warsaw basin. The Guide-book of the terrain conference of The Jubilee Congress of the 50-th Anniversary (1937-1987) of the Polish Society of Soil Science: 1-94.
• Kępka M., Zaręba R., Chojnicki J., 1987. Soil and forest associations in „Rybitew” reservation in the Kampinos National Park. Folia Forestalia Polonica, Series A, z. 29: 5-23.
• Kępka M., Chojnicki J., 1987. Effect of long-term fertilization with farmyard manure and NPK on the total content macroelements in soil. Warsaw Agr. Univ. Press: 147-151.
• Chojnicki J., 1987. Effect of long-term fertilization with farmyard manure and NPK on the content in soil of nutrients soluble in 20 % HCl. Soil Sci. Annual 38, 2: 133-142.
• Kępka M., Chojnicki J., 1986. Chemism of ground and surface waters on the area of the “Rybitew” reservation in the Kampinos National Park. Warsaw Agr. Univ. Press:165-170.

Publications  - link to database „google scholar”

Conference Abstracts:

• Chojnicki J., Jarząbski P., 2013. Assesment of the potential soils fertility in White Forest using Forest Soil Trophism Index – ITGL. of the X International Scientific-Technical Conference „Element cycle in the environment: bioaccumulation–toxicity- prevention”. Warszawa, 27 September 2013, p. 26.
• Chojnicki J., Grabowska K., Kwasowski W., Kozanecka T., 2012. Typology and directions of evolution of Brunic Arenosols from Puszcza Biała. Book of Abstracts of the 4th International Congress of the European Confederation of Soil Science Societies – Eurosoil. Bari, Italy, 2-6 July 2012, p. 912.
• Chojnicki J., Grabowska K., Kwasowski W., 2011. Typology and directions of evolution of the pseudogley soils of White Forest. Abstracts of the 28 Congress of the Polish Soil Science Society „Soil – Man - Environment”. Toruń, 5-10 September 2011, p. 38 .
• Kwasowski W., Chojnicki J., 2011. Fractions of Zn and Cu in the podzols – the comparison of two sequential extraction methods. Abstracts of the 28 Congress of the Polish Soil Science Society „Soil – Man - Environment”. Toruń, 5-10 September 2011, p. 90 .
• Chojnicki J., Piotrowska J., 2010. Genesis, properties and fertility soils of the “Rybitew” reservation in the Kampinos National Park. Book of Abstracts International Conference on Soil Fertility and Soil Productivity. Berlin, Niemcy, 17-20 March 2010, p. 56.
• Chojnicki J., Kwasowski W., Kozanecka T., 2010. Determination of cadmium content in selected vegetative organs of potatoes (Solanum Tuberosum) growing in the vicinity of the Warszawa-Poznań speedway. Proceedings of 15th International Conference on Heavy Metals in the Environment.. Gdańsk, Poland, 19-23 September 2010, p. 395-397.
• Charmuszko M., Russel S., Prędecka A., Chojnicki J., 2009. The effect of controled grass burning on the number of soil fungi, activity dehydrogenase and potential of nitrogen in soil. Abstracts of the XLIII International microbiological symposium. Warszawa-Falenty, 2-5 September 2009, p. 27.
• Piskulska J., Russel S., Prędecka A., Chojnicki J., 2009. The effect of controled grass burning on the number of bacteria and contents of microorganism biomass in soil. Abstracts of the XLIII International microbiological symposium. Warszawa-Falenty, 2-5 September 2009,  p. 99.
• Zawada M., Augustynowicz J., Chojnicki J., Russel S., 2009. Microbiological state of water in Vistula river, on section of Warsaw, depending on chosen physico-chemical parameters. Abstracts of the XLIII International microbiological symposium. Warszawa-Falenty, 2-5 September 2009,  p. 125.
• Chojnicki J., Kowalska M., 2009. Soluble  Zn, Cu, Pb and Cd in cultivated luvisols developed from superficial silts  of the Błonie-Sochaczew Plain. Abstracts of the VIII International Scientific-Technical Conference „Element cycle in the environment: bioaccumulation–toxicity- prevention”. Warszawa, 24-25 September 2009, p. 22.
• Chojnicki J., Zagajewski A., 2009. Influence of the pedogenic process of humus accumulation on the physical and chemical transformation of quartz grain surfaces. Abstracts of the scientific conference „Agrophysics in research of natural environment”. Lublin, 15 September 2009, p. 65.
• Chojnicki J., Zagajewski A., 2008. Influence of podzolization soil-forming process on physical and chemical transformation of the quartz grains surface. Book of Abstracts of the 3ed Congress of the Eurosoil. Vienna, Austria, August 25-29 2008, p. 181.
• Chojnicki J., Zagajewski A., 2008. Influence of rusty soil-forming process on physical and chemical transformation of the quartz grains surface. Abstracts of the International conference dedicated of 50 years anniversary of the Lithuanian Soil Science Society. Kowno, Lithuania, 24-26 September 2008, p. 8.
• Chojnicki J., 2007. Titanium in alluvial soils of central Vistula and Żuławy. Abstracts of the 27 Congress of the Polish Soil Science Society „Soil in space and time”. Warszawa, 4-7 September 2007, p. 29a.
• Zagajewski A., Chojnicki J., 2007. Influence of the lessive soil-forming process on physical and chemical transformation of the quartz grains surface. Abstracts of the 27 Congress of the Polish Soil Science Society „Soil in space and time”. Warszawa, 4-7 September 2007, p. 211a.
• Skłodowski P., Chojnicki J., 2007. 70 – years of the Polish Soil Science Society. Abstracts of the 27 Congress of the Polish Soil Science Society „Soil in space and time”. Warszawa, 4-7 September 2007, p. 168a.
• Chojnicki J., 2003. Iron forms in alluvial soils of Żuławy. Abstracts of the 26 Congress of the Polish Soil Science Society „Soil in the environment”. Kraków, 9-12 September 2003, p. 200-201.
• Zagajewski A., Chojnicki J., 2003. Physical and chemical transformation of the quartz grains surface in cambisol. Abstracts of the 26 Congress of the Polish Soil Science Society „Soil in the environment”. Kraków, 9-12 September 2003, p. 208-209.
• Skłodowski P., Chojnicki J., 2003. Outline of the history of the Polish Soil Science Society. Abstracts of the 26 Congress of the Polish Soil Science Society „Soil in the environment”. Kraków, 9-12 September 2003, p. 19-22.
• Czarnowska K., Chojnicki J., 2000. Heavy metals in urban soils of Łódź city. Summaries of the First International Conference on Soils of Urban, Industrial, Traffic and Mining Areas. Essen, Germany, 12-18 July 2000, p. 161.
• Czarnowska K., Pracz J., Chojnicki J., 2000. The impact of urban pollution on selected physico-chemical properties of Łódź city soils. Summaries of the First International Conference on Soils of Urban, Industrial, Traffic and Mining Areas. Essen, Germany, 12-18 July 2000, p. 39.
• Kwasowski W., Chojnicki J., Okołowicz M., Kozanecka T., 2000. Heavy metals content in soils of the Puszcza Biała. Abstracts of the V international Scientific Conference “Metal ions in the environment”. Cracow, 14-16 May 2000, p. 27.
• Chojnicki J., Czarnowska K., 1999. Rear earth elements in alluvial soils of central Vistula valley and Żuławy. Abstracts of the 25 Congress of the Polish Soil Science Society „Role of soil in functioning of ecosystems”. Lublin, 7-10 September 1999, p. 55.

Foreign scholarships and short visits:

• 1989, Canada, Vancouver, University of British Columbia, 6 - months
• 1993, Germany, Bonn, University of Bonn, 2 - months
• 1986, Switzerland, ETH Zurich, 2 - weeks
• 1986, Switzerland , The Rekenholz Station for Agronomy, 2 - weeks
• 1989, Canada, University of  Guolph, 1 - week
• 2006, Egypt, Cairo, Ain Shams University, 2 - weeks

Awards:

• 2012   Individual Awards (I degree) the Rector of Warsaw University of Life Sciences (SGGW) for organizational achievements
• 2010   Individual Awards (II degree) the Rector of Warsaw University of Life Sciences (SGGW) for organizational achievements
• 2008   Honoured the Silver Medal for Long-term Service 
• 2008   Confer the Honorable Badge of Warsaw University of Life Sciences (SGGW)
• 2006   Individual Awards (II degree) the Rector of Warsaw University of Life Sciences (SGGW) for teaching
• 2003   The habilitation thesis honoured by German Soil Science Society the Fritz Scheffer Award
• 2003   Individual Awards (II degree) the Rector of Warsaw University of Life Sciences (SGGW) for scientific achievements 
• 1996   Honoured the Golden Award by The Polish Society of Soil Science

Activities:

• from 1995 Secretary Polish Soil Science Society
• !990-1995 Secretary of the Warsaw Division of the Polish Soil Science Society
• from 2002 member of the International Union Soil Science (IUSS)  
• from 1980 member of the Polish Soil Science Society

Fulfilled functions:

• from 2008 Vice Dean (for science) Faculty of the Agriculture and Biology, Warsaw University of Life Sciences (SGGW)
• from 2008 Head of Department of the Soil Environment Sciences, Warsaw University of Life Sciences (SGGW)
• 2004-2008 Head of doctoral studies, Faculty of Agriculture and Biology, Warsaw University of Life Sciences (SGGW)

Superviser of the doctoral thesis:

• 2012: Occurrence and characteristic of noncrystalline inorganic components in podzols, rusty and dystrophic cambisol. Karol Skołowski
• 2009: Soil-forming processes in soils of the White Forest. Karolina Grabowska
• 2008: Influence of soil-forming processes on physical and chemical transformation of the quartz grains surface. Artur Zagajewski

Reviews of the Habilitation and doctoral thesis:

• PhD students (5 thesis): Anna Woźniak 2010, Monika Michałowska 2009, Anna Prędecka 2009, Magdalena Garbolińska 2008, Dorota Jabłońska-Gorzała 2003.
• Habilitation: Dr Piotr Gruba 2012.

Participation in organization of scientific conferences:

• Co-organizer of the 28 Congress of the Polish Soil Science Society „Soil – Man - Environment”. Toruń, 5-10 September 2011.
• Co-organizer of the 27 Congress on 70 – years jubilee of the Polish Soil Science Society „Soil in space and time”. Warsaw, 3-7 September 2007.
• Co-organizer of the 26 Congress of the Polish Soil Science Society „Soil in the environment”. Kraków, 9-12 September 2003.
• Co-organizer of the scientific conference “Iron compounds in soil-forming processes”. Warsaw, 19-21 September 2001.
• Co-organizer of the 23 Congress on 50 – years jubilee of the Polish Soil Science Society „Soil protection the base of alimentation”. Warsaw, 8-10 September 1988.

Teaching of students:

• Soil Science -  the first level undergraduate studies (course agriculture), Faculty of Agriculture and Biology, lectures
• Soil Science  -  the first level undergraduate studies (course biology), Faculty of Agriculture and Biology, lectures
• Soil Science   -  in English for foreign students, studying in SGGW within the confines of Erasmus program, Faculty of Agriculture and Biology, lectures
• Evaluation of agricultural productive space – faculty (topic chosen by students), lectures