Data from: field evaluation: the effect of two transgenic Bt maize events on predatory arthropods in the Huang-Huai-Hai summer maize-growing region of China

There are seven columns. The first column was the sample date, and the second was maize variation, and third was noted as Bt or non-Bt, the four "repeat" means the replication ID, Species were the natural enemy taxa, Numbersper100 means the number of 100 plants by whole-plant visual inspection method, Year was the year conducted the trail. The code was the total detail code used in the article.