Annemarie, Provenience square might be something you are looking for. I use this to evaluate density and uniformity of the vegetation in turf environment. I also made several squares with pvc pipes and/or woods and they worked fine in my experiment. Since you are going to use it in the water, I would recommend this sturdy square. Check the link below.
http://bit.ly/fckwNX Good luck! Masa -- Masa Seto -------------------------------------------------- Masanori Seto [email protected] Ph.D. candidate Department of Entomology Cornell University-NYSAES 630 W NORTH ST GENEVA, NY 14456 TEL: +1-315-787-2327 FAX: +1-315-787-2326 On Fri, Jan 28, 2011 at 1:06 PM, Sarah Treanor Bois <[email protected]> wrote: > Here is a great link that I have used in the past to build my own sampling > frames. > > http://www.nrel.colostate.edu/projects/fhm/equipment/SamplingFrame/VegSamplingFrameInstructions.htm > > If you don't want to make it collapsible, you can always just glue it > together. > > Good luck, > Sarah > > On Fri, Jan 28, 2011 at 10:14 AM, Mike Schening <[email protected]> wrote: > >> Annamarie, >> >> We make our own using PVC from the local hardware store. >> For a small quadrat, you can use 1"dia. pvc pipes and corner pieces >> (material cost <$20), and buy a hand cutter for about $12. >> >> If you want to get fancy and subdivide the quadrat (say 10cm squares) drill >> holes in the sides every 10 cm and thread it with string. Simple and >> cheap. >> >> >> Mike Schening >> >> >> >> >> >> >> >> >> Date: Thu, 27 Jan 2011 14:39:12 -0500 >> From: Annemarie Kramer <[email protected]> >> Subject: US supplier for quadrats >> >> Dear all, >> >> I am planning to do some ecological monitoring and would like to use 50 cm >> x >> 50 cm quadrats (in the water). Does anyone know any suppliers in the US >> where I could get this from? I haven"t found any through online searches. >> >> Thank you, >> >> Annemarie >> > > > > -- > Sarah Treanor Bois > Department of Ecology and Evolutionary Biology > University of Connecticut > [email protected] >
