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. 2020 Jan 5;113(2):872–881. doi: 10.1093/jee/toz346

Table 3.

Number of plant samples (rounded to the nearest whole number) necessary to assess a range of mean densities of SCBs with 25% precision

Mean Density (x¯) SCB 0.5 1 2 3 4 5 10
Number of Plant (1-m2 plant area) Samples (n) 48 26 15 10 8 7 4

Recommended plant samples of eight required to detect approximately four beetles per plant highlighted in light gray.