Analysis of Yield-Determining Process and Its Application to Yield-Prediction and Culture Improvement of Lowland Rice : LXXII. Effects of top-dressing with ammonium sulfate on the grain yield and its components of directly sown rice plants at critical stages relating to determination of each yield-component.
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1959 ◽
Vol 27
(4)
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pp. 432-434
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1958 ◽
Vol 26
(4)
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pp. 243-244
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1964 ◽
Vol 33
(1)
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pp. 53-58
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