Boiler's funnel and sieve apparatus for extracting phytoseiid mites (A
cari: Phytoseiidae) from leaves was modified. The modification consist
ed of including a reservoir dish enabling the placing of the whole sam
ple of leaves into the apparatus, attaching a collecting chamber, simp
lification of the fixing of the fine lower sieve and adding an upper f
ine sieve. This modification enables the rapid processing of samples o
f up to 150 leaves.