[PDF][PDF] Water balance for Chinese cabbage in spring season with different upland soils evaluated using weighable lysimeters

J Ok, K Han, YJ Lee, Y Zhang, H Cho, S Hwang… - 한국토양비료 …, 2018 - static4.apub.kr
In this study, we evaluated the water balance for Chinese cabbage cultivation in spring
season with different upland soils using weighable lysimeter, and investigated the …

Unfrozen water content and unconfined compressive strength of frozen soils according to degree of saturations and silt fractions

SY Kim, WT Hong, SS Hong, Y Baek… - Journal of the Korean …, 2016 - koreascience.kr
The strength of frozen soils is affected by size and shape of particles, and the amount of ice
and unfrozen water. The objective of this study is to characterize the unfrozen water content …

Interpreting in situ soil water characteristics curve under different paddy soil types using undisturbed lysimeter with soil sensor

M Seo, K Han, H Cho, J Ok, Y Zhang… - Korean Journal of …, 2017 - koreascience.kr
The soil water characteristics curve (SWCC) represents the relation between soil water
potential and soil water content. The shape and range of SWCC according to the relation …

An interpretation of soil water retention curves of weathered soils using micro-membrane

S Oh, S Kim - Journal of The Korean Geotechnical Society, 2021 - koreascience.kr
It takes a long period to conduct the test on soil water retention curve (SWRC) in unsaturated
soils. To improve such a problem, the high air entry disk has been replaced by micro …

Relationship between measured and predicted soil water content using soil moisture monitoring network

J Ok, DJ Kim, K Han, KH Jung, KD Lee… - Korean Journal of …, 2019 - koreascience.kr
Soil moisture monitoring is an important task to cope with climate change, and soil water
prediction can provide large-scale soil moisture information. Therefore, this study was …

A study on the acquisition technique of water retention characteristics based on the evaporation method and the chilled mirror method for unsaturated soils

S Oh, Y Yoo, G Park, S Kim - Journal of the Korean GEO …, 2022 - koreascience.kr
In order to acquire hydraulic characteristics for unsaturated layers, water retention tests were
performed and compared by using the evaporation method, volumetric pressure plate …

Coefficient of Earth Pressure at Rest Ko for Particulate Materials Under Repetitive Loading

N Kim, J Park - Journal of the Korean Geotechnical Society, 2024 - koreascience.kr
Soil undergoes numerous repetitive loads, making it crucial to estimate changes in effective
horizontal stress for structural stability. This study investigates the variations in the coefficient …

Estimation of Optimal and Minimal Water Requirement for Chinese Cabbage and Maize on Water Management using Weighable Lysimeters

J Ok, K Han, S Hur, SA Hwang… - Korean Journal of …, 2020 - koreascience.kr
In this study, we performed to evaluate the water balance during the cultivation of Chinese
cabbage and maize according to the soil type and water management method using …

[PDF][PDF] Effects of precipitation on soil water and evapotranspiration in differently-textured paddy soils during non-cultivated period: a weighable lysimeter study

DJ Kim, JH Ok, SO Hur, SA Hwang - 한국토양비료학회지, 2020 - static4.apub.kr
This study was performed to investigate the changes in evapotranspiration, soil temperature,
and soil water in different paddy soils during the non-cultivated period (from January 1 to …

세립분함량을고려한국내화강풍화토의건조및습윤함수특성곡선분석

이상빈, 유재은, 서진욱, 정종원 - 한국지반공학회논문집, 2024 - dbpia.co.kr
기존의 사면안정해석은 포화토 이론에 기반하여 비탈면 안정성에 대한 평가가 진행되었다.
그러나 자연 지반은 기후에 따라 함수 특성이 변화하기 때문에 포화토 이론은 한계가 있어 …