Korean Journal of Soil Science and Fertilizer (한국토양비료학회지)
- Volume 4 Issue 1
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- Pages.27-32
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- 1971
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- 0367-6315(pISSN)
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- 2288-2162(eISSN)
Effect of K2O/N ratio in rice plant on yield components
수도(水稻)의 생육시기별(生育時期別) 체내(體內) K2O/N가 수량(收量) 및 수량구성요소(收量構成要素)에 미치는 영향(影響)
- Park, Jun Kyu (Institute of Plant Environment, Office of Rural Development) ;
- Kim, Yung Sup (Institute of Plant Environment, Office of Rural Development) ;
- Hwang, Jung Hyo (Institute of Plant Environment, Office of Rural Development)
- Published : 1971.04.30
Abstract
In 1969, a pot experiment with four replications of 10 treatments including control(without potash) was carried out in order to study the effect of potash top-dressings in the condition of heavy nitrogen application on rice. The results obtained may be summarized as follows. 1. When potash was applied 70% as basic dressing and 30% as top-dressing at ear-formation stage, a considerable increase of the yield of paddy was obtained as compared to the treatment of the whole amount of potash as basic dressing. 2. The antagonism phenomenon of
1969년도(年度)에
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