Cheap Bedbug Detector

Check out this bedbug detector:
http://news.nationalgeographic.com/news/2013/08/130809-bedbug-diy-trap-d...

Fill an old coffee cup with ten tablespoons (150 grams) of sugar, two tablespoons (30 grams) of yeast, and one and a half quarts (one and a half liters) of water, and put it in the middle of an upturned dog bowl.

Voila! You have just made a bedbug detector that beats others on the market and is much cheaper.

and:
http://lifehacker.com/this-diy-bedbug-trap-is-cheap-will-show-signs-of-a...

The CO2 reaction in the container will attract the bugs, and when they get into the dog bowl, the sides will trap the bedbugs like a moat or a pit so they can't get out. According to the study (linked below) they also sprayed some adhesive on the sides of the bowl just to boost the efficacy of the trap.

More here:
http://www.ingentaconnect.com/content/esa/jee/2013/00000106/00000004/art...