Korean Journal of Soil Science and Fertilizer · 2019
Effect of Subsoil Breaking on Improvement of Soil Physical Properties in Agricultural Land
Zhang, Y. S., Kim, D. J., Jung, K. H., Cho, H. R., Han, K. H., Lee, H. S.
Abstract
No abstract in the library.
Findings
What changed what, as the paper reports it. Grouped by the measured property.
penetration resistance
2
- decrease
spading, aeration and deep plowing, agreeing improvements vs. conventional plowingsignificance not stated · October2018 · Wanju-gun · Sancheong-gun · Namwon-si · Separate local pairs:Wanju spading(June2017),Sancheong aeration(April2016),Namwon deepplowing(June2018). Qualitative upper-profile decrease; loosenedzone Wanju to45cm,Sancheong to50cm,Namwon togravelbelow25cm. Not a uniform0–80cm effect; no pairwise tests.
Source · p. 9
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