This map shows the geographic impact of P. Siwek's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by P. Siwek with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites P. Siwek more than expected).
This network shows the impact of papers produced by P. Siwek. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by P. Siwek. The network helps show where P. Siwek may publish in the future.
Co-authorship network of co-authors of P. Siwek
This figure shows the co-authorship network connecting the top 25 collaborators of P. Siwek.
A scholar is included among the top collaborators of P. Siwek based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with P. Siwek. P. Siwek is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Siwek, P., et al.. (2013). THE IMPACT OF BIODEGRADABLE NONWOVEN FABRIC COVERS ON THE YIELD AND QUALITY OF OVERWINTERING ONIONS. SHILAP Revista de lepidopterología. 12(6). 3–11.4 indexed citations
7.
Siwek, P.. (2013). The Effect of Direct Covering with Biodegradable Nonwoven Film on the Physical and Chemical Properties of Soil. Polish Journal of Environmental Studies. 22(3).17 indexed citations
8.
Gutowska, Agnieszka, et al.. (2012). Impact of PBSA (Bionolle) Biodegradation Products on the Soil Microbiological Structure. Fibres and Textiles in Eastern Europe.5 indexed citations
9.
Siwek, P., et al.. (2010). Effect of Shading with Various Coloured Films on the Yield and Quality of Celery and Butterhead Lettuce. Ecological Chemistry and Engineering. A. 17. 1619–1627.1 indexed citations
Siwek, P., et al.. (2009). Wpływ stosowania ściółek polietylenowych na opłacalność produkcji sałaty i selera naciowego w uprawie polowej. Zeszyty Problemowe Postępów Nauk Rolniczych. 539(539).6 indexed citations
12.
Siwek, P., Andrzej Kalisz, & Renata Wojciechowska. (2007). Effect of mulching with film of different colours made from original and recycled polyethylene on the yield of butterhead lettuce and celery. Folia Horticulturae. 19(1). 25–35.21 indexed citations
13.
Wojciechowska, Renata, et al.. (2007). Effect of mulching with various films on the yield quality of butterhead lettuce and celery stalks with special reference to nitrate metabolism. Folia Horticulturae. 19(1). 37–44.10 indexed citations
14.
Wojciechowska, Renata & P. Siwek. (2007). The effect of the kind of polyethylene film used for cover of low tunnels and plant shading before harvest on nitrate metabolism in butterhead lettuce. Folia Horticulturae. 19(2). 99–107.2 indexed citations
15.
Wojciechowska, Renata & P. Siwek. (2006). The effect of shading on nitrate metabolism in stalks and blades of celery leaves (Apium graveolens L. var. dulce). Folia Horticulturae. 18(2). 25–35.12 indexed citations
16.
Kalisz, Andrzej & P. Siwek. (2006). Yield and quality of spring Chinese cabbage as affected by different temperature conditions during seedling production.. Folia Horticulturae. 18(2). 3–15.4 indexed citations
17.
Siwek, P., et al.. (2004). Cucumber cultivation under plastic covers - economic results. Folia Horticulturae. 16(2). 49–55.3 indexed citations
18.
Siwek, P., et al.. (2003). Efektywność ekonomiczna stosowania osłon z tworzyw sztucznych w uprawie ogórków na wczesny zbiór.1 indexed citations
19.
Kunicki, E., E. Capecka, P. Siwek, & Andrzej Kalisz. (1999). Effect of plant spacing on the yield and quality of three broccoli cultivars in autumn growing. Folia Horticulturae. 11(2).7 indexed citations
20.
Siwek, P. & E. Capecka. (1999). Yielding and fruit quality of some parthenocarpic cucumber cultivars grown under direct cover and low tunnel protection. Folia Horticulturae. 11(2).1 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.