The text file corresponds to the search query capturing the main socioeconomic research theme on grain-legumes (both soya and pulses, see Species Grain-Legumes WoS dataset) to be applied on the WoS (Web of Knowledge). This search query is restricted to the main types of scientific literature documents, namely the types: article, book, book chapter, and review. This translated into the query DT = ("Article" OR "Book" OR "Book Chapter" OR "Review"); the time range selected is 1980-2018 (PY = "1980-2018"). Socioeconomic theme refers to various subjects such as funding of work on breeding activities, farmers’ production choices, feed practices and business, consumer behaviors, market functioning, policies, etc. UT file corresponds to the results of this search query (UT refers to a WoS unique identifier for each record retrieved) after a post-processing step which eliminated the records captured by the Wos KeyWord Plus : ie, the UT file correspond to records containing terms of the search query only in title, abstract, and (regular) keywords. See the related publication for more information.