1 AIT Asian Institute of Technology

Evaluation of a microlysimeter for wetland rice

AuthorRewat Chirasathaworn
Call NumberAIT Thesis no. AE-86-09
Subject(s)Thesis (M.Sc.) - Asian Institute of Technology, 1986
NoteA research study submitted in partial fulfillment of the requirements for the degree of Master of Science, School of Environment, Resources and Development
PublisherAsian Institute of Technology
AbstractThe applicability of microlysimeter in wetland rice was studied using 6 microlysimeters in 3 crops each. Difference in crop development and yield components between lysimeter and field were inconsistent. Percentage of filled spakelet was clearly statistical higher in field than lysimeter , especially in second and third crops. Number of panicle per hill and spikelet per panicle were also greater in field than lysimeter crops. The variability of ET estimates decreased with increasing time interval. The average daily coefficient of variation was within 10 to 25 %. Due to technical constraints the minimum time interval over which evapotranspiration can be determined is 24 hours.
Year1986
TypeThesis
SchoolSchool of Environment, Resources, and Development (SERD)
DepartmentOther Field of Studies (No Department)
Academic Program/FoSAgricultural and Food Engineering (AE)
Chairperson(s)Jensen, Jens Raunso
Examination Committee(s)Nielsen, Jens Moller ;Rahman, Md. Ataur
Scholarship Donor(s)Australian Government under Columbo Plan in Associated with Thai-Australian Land Development Project.
DegreeThesis (M.Sc.) - Asian Institute of Technology, 1986


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