Definition: A Crop Irrigation Scheduling Tool is a software application or system designed to assist farmers and agricultural professionals in optimizing irrigation practices for crops. It takes into account various factors such as crop water requirement, soil moisture levels, and weather forecast to determine the timing and amount of irrigation needed.
Crop Irrigation Scheduling Tool
Irrigation Calculator
Understanding Irrigation Management: Crop Coefficient, Irrigation Efficiency, and Irrigation Time Period
Crop Coefficient (Kc):
The crop coefficient (Kc) is a factor that accounts for the difference in water use between a specific crop and the reference crop (usually well-watered grass). It essentially tells you how much a particular crop transpires compared to the reference crop under the same conditions. Kc values vary depending on the crop type, growth stage, and climatic conditions. For example, corn will have a different Kc than tomatoes, and both will have varying Kc values throughout their growing seasons.
Example of various Crop Coefficient:
Here's a table listing crop coefficients (Kc) for various irrigation plants in general use. These are averages and can vary depending on the specific growth stage and climatic conditions. It's always recommended to consult local resources or agricultural extension services for the most accurate Kc values for your specific situation.
Crop Type Kc Range
Alfalfa1.10 - 1.25
Barley0.80 - 1.10
Corn0.80 - 1.10
Cotton0.80 - 1.20
Fruits (orchards)0.70 - 1.00
Grass (lawns)0.70 - 0.85
Peanuts0.80 - 1.10
Potatoes0.70 - 1.00
Rice1.00 - 1.20
Soybeans0.80 - 1.10
Sugarcane1.20 - 1.40
Tomatoes0.70 - 1.10
Vegetables (general)0.70 - 1.00
Wheat0.80 - 1.10