Introduction. Water is an essential resource affecting growth, development and yield of crops. Potato is very sensitive to water availability as potatoes have shallow root system. pre-sowing irrigation is advantageous for uniform germination.
Water requirement of a TPS nursery can be fulfilled by various methods including,
Sprinkler irrigation system provides irrigation water like rain fall. Sprinkler irrigation system has characters such as,
Drip irrigation system is system of irrigation where water is supplied directly into the root zone of the plant.
Drip Irrigation system has following characters:
Furrow Irrigation System
Furrow Irrigation System is a traditional system of applying water to the nursery. True potato seeds are sown on ridges and furrows prepared before sowing.
This system of irrigation has characters such as,
Potato is a sensitive crop therefore, following criteria may be considered while finalizing the irrigation water source:
Note: SS: suspended solids, DO: dissolved oxygen, EC: electrical conductivity, TN: Total Nitrogen, TP: Total Phosphorous, BOD: Biological Oxygen Demand, COD: Chemical Oxygen Demand