====sensing with sensors==== * commercial, US only plant sensor & planting database > http://www.easybloom.com/buy/overview.html * [[http://www.bio.net/bionet/mm/plant-ed/1996-January/000393.html|people having trouble with carol reiss' action potential measuring experiment]] * [[http://iubio.bio.indiana.edu:7131/bionet/hypermail/plant-ed/1996-February/000412.html|carol reiss on her action potential measuring experiment]] * [[http://www.google.com/patents?id=YPwrAAAAEBAJ&dq=4039942|System for sensing electrical potential particularly in plants.]] Patent number: 4039942 * The 'Crescograph' invented by J.C.Bose * Backster's polygraph experiments * “Lawrence device” (c.f. lunch, ursa major, onion telescope) * "Detecting Biodynamic Signals" by Michael Theroux > http://www.borderlands.com/archives/arch/detectin.htm * "Als planten konden praten" sensoren in wageningen >> http://library.wur.nl/file/wurpubs/wurpublikatie_i00365456_001.pdf * [[http://www.botanicalls.com/|plants on the phone]] botanicalls * a pot plant that blogs from a japanese cafe > http://www.pinktentacle.com/2008/10/midori-san-the-blogging-houseplant/ * Fertometer: http://www.fertometer.com/ (also has a quite detailed description of how it works: it's basically an electrical conductivity meter http://www.fertometer.com/specs.html. here is a page about making a DIY electical conductivity meter http://www.octiva.net/projects/ppm/) * pH meter > http://blea.ch/wiki/index.php/PH_Meter * environmental sensing > http://web.media.mit.edu/~fletcher/env-sensing/environmental-sensing.htm ==== measures ==== what can be measured? * plant physiology * moisture levels / tension * action potentials (Reiss) * [...] * environmental * soil moisture * pH level * temperature (thermistor, or calibrated temp. sensor eg. [[http://cache.national.com/ds/LM/LM35.pdf|LM35]] or TD5A) * humidity (eg. HS12P) * uv / light levels (eg. photocells/photoresistor) what can be observed or recorded 'subjectively'? * plant * species, common name, individual name * general characteristics (eg. height, width, density, branches) * leaf qualities (eg. shape, arrangement, simple/compound, etc) * foliage qualities (eg. colour, shape, feel, density, etc) * health & happiness (as observed by the gardener) * favourite music * the plant's environment * what is it like? plants producing electricity in [[Plant MFC]] ?? ==== parts / products ==== * http://octopart.com/parts/category--industrial+control--sensors+and+accessories/search?c=5510 current tests (200907) * A1302EUA hall effect linear SIP-V [[http://octopart.com/info/Allegro/A1302EUA-T|data]] * TEPT4400 Photodiode [[http://octopart.com/info/Vishay/TEPT4400|data]] * MCP9701A Thermistor Linear 19,5mV/°C [[http://octopart.com/info/Microchip/MCP9701A-E%2FTO|data]] * MCP9700A Thermistor Linear 10,5mV/°C [[http://octopart.com/info/Microchip/MCP9700A-E%2FTO|data]] * HCH-1000-001 Capacitive Humidity Sensor [[http://octopart.com/info/Honeywell/HCH-1000-001|data]] * AD22103KTZ Temperatuve 3,3V [[http://octopart.com/info/Analog+Devices/AD22103KTZ|data]] ==== pachube preview ==== light:

moisture:
Light Level: http://apps.pachube.com/google_viz/preview.php?f=1951&d=0&w=600&h=150&g=FF0066 ==== data formats === EEML "Extended Environments Markup Language (EEML), a protocol for sharing sensor data between remote responsive environments, both physical and virtual." http://www.eeml.org/ "SensorML is an Open Geospatial Consortium standard markup language (using XML Schema) for providing descriptions of sensor systems. By design it supports a wide range of sensors, including both dynamic and stationary platforms and both in-situ and remote sensors." [[wp>SensorML]] ==== sensory ==== * "Plant neurobiology: an integrated view of plant signaling" > http://crb.colostate.edu/home/Design/Assets/papers/Brenner2006.pdf * "Plants as Sensitive Agents" > http://www.borderlands.com/newstuff/research/plantsas.htm * see also [[plant perception]] and [[HPI]]