INVESTIGATION ON THE DAMAGE OF SOYBEAN NEMATODE AND ITS CONTROL FROM THE VIEWPOINT OF SOIL (1st Report.)
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- INVESTIGATION ON THE DAMAGE OF SOYBEAN NEMATODE AND ITS CONTROL FROM THE VIEWPOINT OF SOIL (1st Report.)
- INVESTIGATION ON FREEZING AND THAWING ACTIONS OF VOLCANOGENOUS SOILS AND THEIR INFLUENCES UPON SOILS AND CROPS(PART 1)