Screens deny specific pests entry to greenhouses

James Bethke, Richard Redak, Timothy Paine
1994 California Agriculture  
Woven brass screen with a regu-High-density polyethylene sheet, High-density polyethylene sheet, High-density polyethylene fiber lar weave. male surface. female surface. screen. Screens can exclude certain pests from greenhouses and therefore reduce the need for pesticides on greenhouse crops. They can perhaps also be used to create a small production area for biological control organisms within the greenhouse. When selecting a screen for either use, the pore size in the material is an
more » ... rial is an important factor.
doi:10.3733/ca.v048n03p37 fatcat:kl4drfiusbbw5krkysqie3xfpm