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Nutrient Characteristics and Redox Potential Changes as Affected by Water Management in Rice Paddy Weighing Lysimeter
저자
공명석, 이태구, 이은진, 정구복, 김유학, 정하일
학술지명
한국토양비료학회지(Korean Journal of Soil Science and Fertilizer)
출판/발행연도
2019
주제
요약
본 연구는 답에서 물 관리 방식이 영양 특성 및 산화환원 전위에 미치는 영향을 평가하기 위해 수행되었습니다. 연속 담수(CF) 조건에서는 산화환원 전위가 감소하여 -260~-200mV를 유지했지만, 간헐적 건조(AWD) 조건에서는 산화 조건이 나타났습니다. CF 조건에서 벼 수확량이 AWD 조건보다 유의미하게 높았으며, 이는 산화된 토양 조건 및 토양의 일중 온도 차이로 인한 인산 흡수 저해와 관련이 있을 것으로 판단됩니다.
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