SSSAJ Journal of Natural Resources and Life Sciences Education
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Fig. 2. Harvest indices from (A) high fertility, (B) low fertility, and (C) unfertilized check plots with stover returned for 30 yr of continuous corn except for crop failure in year 28. (n = 4 from high and low fertility treatments and n = 1 from unfertilized check.)





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HOME HELP FEEDBACK SUBSCRIPTIONS ARCHIVE SEARCH TABLE OF CONTENTS
The SCI Journals Agronomy Journal Crop Science
Journal of Natural Resources
and Life Sciences Education
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