Field experiment on the harrow-water requirement
1985
Kim, T.C. | Ahn, B.G. (Chungnam National Univ., Taejon (Korea R.))
The objectives of this field experiment was to determine and recommend the water requirement for harrow considering the factors of soil class and soil moisture status. Experiment was conducted at the paddy field of the Office of Rural Development in Chungnam Province. Continuous drought day of 10-yr return period in transplanting season was about 25 days and the water content ratios at that point were approximately 20% in clayey-loam soil and 12% in sandy-loam soil irrelevantly to the soil-depth
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