อภิธานศัพท์
Glossary
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Area of Agricultural Holding
Area of holding is the combined area of all the
holding’s parcels in the province, including land owned by the
holder, rented from others and land under other tenure forms
(Land owned by the holder but rented to others are excluded).
The holding area includes farmyard, land occupied
by farm buildings and holder’s house located on the holding.
Dissolved oxygen (DO)
DO stands for dissolved oxygen, which tells how much
oxygen is available in the water for fish and other aquatic
organisms to breathe.
Biochemical Oxygen Demand (BOD)
BOD stands for biochemical oxygen demand,
which tells the amount of oxygen consumed by bacteria while
decomposing organisms in water resources such as waste
water from Industry, waste water from aricultural and waste
water from Municipal. Water resources with high BOD means
they are very dirty.
