salts is a form of:

Irrigation



noun
1.
(The science and practice of furnishing water to growing plants by means of ditches, etc) ការបាចទឹកបញ្ចូល, ការបង្ហូរទឹក, ទឹក (ក្នុងស្រែចម្ការ)
2.
(វេជ្ជសាស្ត្រ) វិធីលាង (សាច់ដែលឈឺ)
3.
ការស្រោច
ENGLISH MEANING
noun
1.
The act or process of irrigating, or the state of being irrigated; especially, the operation of causing water to flow over lands, for nourishing plants.