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Field Measurement Tools

Measurements Tools

Measurements Tools

All crops require proper nutrient levels to maintain top quality and achieve maximum economic yield. Measure NO3-, Na+, K+, chlorophyll, pH and EC to monitor nutrients in the soil and plant.

  • Measurements can be made Fast, Accurate and Easy
  • Immediately analyze soil or plant tissue
  • In-field handheld meters
  • Reliable and User-friendly tools
  • Helps in huge savings of fertilizers and nutrients.
  • Enable farmers to enhance their capability of improved general health of the plant/crop.
  • Increase profits with well timed fertilizer applications that produce a higher Quality crop.

DIGITAL REFRACTOMETER (for Brix Measurement)

DIGITAL REFRACTOMETER (for Brix Measurement)

Easy and convenient way to measure Brix

  • Small sensor area allows measurement of minute samples
  • Measures Brix from 0 to 53.0% (Accuracy :0.2%)
  • Automatic temperature compensation
  • Large digital display of Brix and temperature

Laqua Twin Meters

Laqua Twin Meters

Professional grade meters

  • Measure samples in nutrient solutions, water, soils, and tissue sap
  • Waterproof pocket-sized meter with digital calibration
  • Sensors store dry and are field replaceable
  • Accuracy correlates well with laboratory analysis
  • Unique flat sensor allows you to conveniently and accurately measure samples as small as 0.3 ml
  • Automatic temperature compensation, waterproof, auto power-off

Technical Specifications:

SPAD Chlorophyll Meter

SPAD Chlorophyll Meter

  • Instantly measures chlorophyll content or greenness of your plants
  • Non-invasive, non-destructive measurement
  • Trend graph stores and displays up to 30 measurements
  • Water resistant design (IPX4)
  • Compare in-field SPAD readings to university guidelines
  • Research shows a strong correlation between SPAD measurements leaf N content
  • Available with or without a built-in data logger
  • Connects to any GPS receiver that has a serial output option*
  • Compatible with SpecMaps trade; online web-mapping application

Measurement Area: 2 mm x 3 mm (Approximately 3/32 in x 1/8 in)

Light Source: 2 LEDs

Receptor: Silicon Photodiode

SPAD Value: Index of relative chlorophyll content; -9.9 to 199

Fieldscout CM 1000 Chlorophyll Meter

Fieldscout CM 1000 Chlorophyll Meter

Point-and-shoot technology to instantly measure relative chlorophyll content

  • Detects stress earlier than visual monitoring
  • Technology based on an exclusive patent license from NASA
  • Laser guides outline the edges of the measured sample area
  • Calculates and displays a running average for multiple readings
  • Connects to any GPS receiver that has a serial output option*
  • Equipped with internal data logger and RS-232 port
  • Records 3,250 measurements (1,350 with added GPS/DGPS option)
  • Compatible with SpecMaps trade; web-mapping application, create 2-dimensional maps of your data

Handheld Plant Sap Press

Handheld Plant Sap Press

  • Use with LAQUA Twin meters or Brix meters (see below) for on-site testing
  • Made of high quality, non-corrosive metal
  • Includes cleaning device

EC meters

EC meters

Direct Soil EC Meter

Instant and accurate direct EC and temperature measurements.

  • Professional-grade meter
  • No need to prepare samples – simply sample through the profile
  • Patented paired sensor tip provides maximum soil-sensor contact and higher accuracy
  • Sample directly in plug trays, pots, containers, solutions, or ground soils
  • 0 to 19.9 mS/cm (Accuracy :1%, resolution 0.01 mS/cm)
  • Automatic temperature compensation, long lasting, and waterproof
  • Includes battery and EC calibration standard

EC 450 Meter

EC 450 Meter

EC measurements with built-in data logger.

  • Intuitive, user-friendly icons electrode status displays cell constant
  • USB and RS-232 output for transfer to a PC
  • 500 hours battery life or optional universal power adapter
  • Built-in stand with wall-mount option allows for easy benchtop measurement and storage
  • IP67-rated waterproof housing, making it ideal for field testing and laboratory
  • Large, backlit LCD lets you view the main measurement simultaneously with temperature
  • Autocal feature permits one calibration point per measurement range
  • Automatic temperature compensation (ATC) ensures measurement accuracy even in fluctuating temperatures.
  • Meter features include ready (stability) indicator, smart averaging, user selectable deg F units, hold function, calibration alarm, battery life-indicator, and electrode status
  • Connects to any GPS receiver that has a serial output option
  • Accuracy: (conductivity) ±1%, (temp) ±0.5°C (0.9°C), (salinity) ±1%
  • Measurement ranges: (Conductivity) 0 to 200 mS/cm, (Temp) -10 to 110°C (17 to 230°F), (Salinity) 0 to 50 ppt

pH meters

pH meters

Direct Soil pH Meter

  • The FieldScout pH 400 & 600 Meters have a modern, intuitive, and user friendly interface that allows users to quickly access the meters advanced features and settings
  • Temperature and pH data remain visible, so monitoring does not stop when settings are changed or options are selected
  • Large backlit 3.2” LCD color display ensures measurement values and menu options are easy to read
  • Both the FieldScout pH 400 & 600 Meters are lightweight, and their compact design makes them highly suitable for field use and handheld applications.
  • Dust and splash resistant – IP65 rating
  • Meters are fitted with a rubber boot to help absorb shock
  • The USB port is protected by a tightly sealed cover and the casing and battery door are fitted with rubber seals
  • Glass Free and Durable Probe – 2 Options to Fit Your Needs
  • Unlike glass electrodes, the FieldScout 400 and 600 pH Meters feature ISFET pH electrodes that will not shatter.
  • Neither model requires wet storage
  • Both come with a 6-month warranty
  • Spectrum ISFET probes are made of high quality materials such as PEEK, ABS, and PVC
  • Sample directly in plug trays, pots, containers, solutions, and soilless media
  • Uses patented non-glass ISFET technology for the smallest pH measurement

DIGITAL(& PORTABLE) MICROSCOPES

DIGITAL(& PORTABLE) MICROSCOPES

IPM Scope

  • Combines digital camera, precision optics, and LED lighting into a powerful handheld microscope
  • View live and magnifies images on your computer screen
  • 40x and 140x magnification
  • Completely portable
  • Save still images and movies
  • Ideal for plant disease and pest identification applications
  • Software allows you to customize your images with labels, markers, time stamps, and measurement scales
  • Also available with UV LEDs for use with fluorescing compounds to determine spray coverage

IPM Scope CAM2

IPM Scope CAM2

  • View images in the field with a portable camera/scope.
  • The 2 megapixel IPM Scope CAM2 allows to capture high resolution pictures and videos in the field.
  • View pictures instantly on the built-in LCD display and then transfer to PC
  • LED lighted unit features 10x and 40x optical zoom and up to 200x digital zoom
  • Battery life of up to 5 hours
  • 2.8 inch LCD display
  • 2GB internal flash memory
  • Easy to use touch screen controls
  • Rechargeable lithium ion battery included

Soil Moisture(Portable Solution)

Soil Moisture(Portable Solution)

Keep everything healthy by eliminating standing water or dry spots

TDR 100

  • Obtain soil moisture readings at the press of a button
  • Instantaneous readings of root zone soil moisture
  • Ideal for measuring containers on benches
  • Probe block comes with a 5 ft (1.5 m) cable
  • Configure meter with FieldScout software
  • USB-to 3.5 mm Stereo Plug Cable included
  • Variable length rods options 1.5

TDR 300

  • Portable soil moisture meter to help manage water evenly and responsibly and reduce operating expenses.
  • Instantaneous readings of root zone soil moisture
  • FieldScout Bluetooth Device connects to the FieldScout Mobile App, instantly see your data on your smart phone or tablet
  • Compatible with SpecMaps trade; online web-mapping application, create 2-dimensional maps of your data
  • Connects to a GPS receiver that has a serial output option
  • Equipped with internal data logger and RS-232 port
  • Configure and download meter with FieldScout software
  • USB -to-3.5mm Stereo Plug Cable included
  • Variable length rods options 1.5

Technical Specifications of TDR meters

  • Measurement Principle: Time-domain measurement methods
  • Measurement Units: Percent volumetric water content
  • Resolution 0.1% volumetric water content
  • Accuracy 3.0% volumetric water content with electrical conductivity 2 mS/cm
  • Range: 0% to saturation (Saturation typically around 50% volumetric water)
  • Data Logger (TDR 300) : 2,320 measurements without GPS; 1160 with GPS/DGPS

Irrometer Tensiometers

Irrometer Tensiometers

  • It helps to schedule irrigation based on how hard plant roots are working to draw water from the soil.
  • Portable models for specialized applications
  • R models (items 6419 thru 6423) are for general use with field or tree crops
  • Low Tension (LT) models are for coarse soils or soilless media
  • Can also be connected to WatchDog Data Loggers and Stations with Pressure Transducer
  • Pressure gauge has a quarter inch pipe thread

Soil Compaction Meter

Soil Compaction Meter

Help make decisions regarding areas of the field that require tillage, changes to crop rotation, and planting of cover crops.

FIELDSCOUT SC900

  • Takes compaction readings every inch from 0 to 18 in (45 cm)
  • Exclusive ultrasonic depth sensor captures readings in 1 in (2.5 cm) increments
  • Penetration resistance measured by internal load cell
  • Compaction data is displayed in PSI or kPa (1 psi = 6.9 kPa)
  • Connects to any GPS receiver that has a serial output option*
  • Equipped with internal data logger and RS-232 port
  • Configure and download meter with FieldScout software
  • Compatible with SpecMaps trade; online web-mapping application, create 2-dimensional maps of your data
  • Includes USB cable, carrying case, and depth target

Technical Specifications:

  • Measurement Units : Cone Index (PSI or kPa)
  • Resolution: 1 in (2.5 cm), 5 PSI (35 kPa)
  • Accuracy : ±0.5 in (1.25 cm) Depth, ±15 PSI (103 kPa) Pressure
  • Range : 0 to18 in (0 to 45 cm), 0 to 1,000 PSI (0 to 7,000 kPa)
  • Data Logger Capacity: 772 profiles without GPS; 579 profiles with GPS

Water Quality Measurement

Water Quality Measurement

Multi-Parameter U-50 Series Meters

  • Simultaneously monitor, collect, and store up to 11 water quality parameters with these high-performance meters.
  • Measured parameters include pH, ORP, dissolved oxygen, salinity, TDS, seawater specific gravity, temperature, turbidity, and water depth.
  • The waterproof control unit is designed to be both rugged and easy to operate, making it a perfect match for fieldwork, ideal for sampling rivers, groundwater, wells, lakes, runoff /drainage, and a myriad of other ecological and agricultural applications.
  • Auto-calibration feature for pH, dissolved oxygen, turbidity, and depth provides hassle-free calibration
  • One-hand operation

IR Crop Temperature and External Soil Temperature Meter

IR Crop Temperature and External Soil Temperature Meter

  • Easily measures both leaf and soil temperatures in one handheld device
  • Distance to target ratio 3:1
  • Fixed emissivity 0.97
  • IR Temperature : -40 to 65C, Accuracy:±1C
  • Probe Temperature: -5 to 65C, Accuracy: ±0.6C

Temperature and RH PEN

Temperature and RH PEN

  • Fast and accurate temperature and humidity readings from a pocket sized meter
  • Features F or C scales, minimax memory, data hold and auto power off
  • Displays dew point and wet-bulb temperature
  • Temperature: -10 to 60C, Accuracy : ±0.6C
  • RH : 0-100%, Accuracy:3%

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