Title: Influence of Different Tillage Methods on Soil Moisture Content of Field and Summer Corn Yield under Natural Conditions
Abstract:By using large area tests,the comparison study among the changes of soil water content and the yield in summer corn were carried out under no-tillage and normal tillage previous crops of wheat under n...By using large area tests,the comparison study among the changes of soil water content and the yield in summer corn were carried out under no-tillage and normal tillage previous crops of wheat under natural conditions in 2009.The results showed that the rainfall during the whole growing period of corn was 339.5 mm,the soil water content of different soil layer on average was over 13% in different periods of in the two tillage methods during whole growth period,and soil water content on average no significant difference in the two tillage methods.There was corresponding effective rainfall during high peaks of water consumption by summer corn,the rainfall made that soil water content meet the needs of the summer maize growth.Under the appropriate management measures tillage previous wheat,the average yield of no-tillage and normal tillage was 7 839.2 kg/ha and 8 074.5 kg/ha,respectively,the difference was not significant.Therefore,no-tillage crops was not only could obtain almost the same yield as normal tillage,but also save the amount of labor,prevent soil erosion,protect soil structure and eliminate the effects of plow formation on crop root growth.Read More
Publication Year: 2012
Publication Date: 2012-01-01
Language: en
Type: article
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