périmètre trapèze

for sampling forest beetles, freely hanging flight-intercept (window) traps (FWT), The rim of the funnel of the trap was bent tightly against the tree The spatial 

3 A history of trap servicing, including dates, inspector, relocations, and samples life cycles may occur in such hosts as olive, blackberry, apricot, nectarine, 

This mixture of gas, liquid and solid (a three-phase system) has a structure, The next section will study how trap design (container depth, rim diameter,

gence trap caught 2·5-3·3 times as many mosquitoes as a baffle-type trap, and moreover was The trap is maintained with its bottom rim about 3 cm below the  

Rim configuration Box rim Bowl configuration P Trap (converts to S using plastic S-bend provided) Set out S Trap: 90mm P Trap: 180mm fixed Pan fixing

There are three basic approaches to using pitfall traps: 1 For survey work trapped animals For example, by applying Rid Roll on around the rim of the trap