Studies on the characteristics of partial rhizosphere nutrition in apple trees

摘要

For investigating the characteristics of partial rhizosphere nutrition in fruit trees, young trees of M.donestica Borkh.Cv. Red Fuji/M.hupememsis Rehd and adult fruit trees were used in the experiments to study effects of partial treatment with organic fertilizer, nitrogen fertilizer, watering, soil changing at Shandong Agircultural University and Yangxi Nursery of Taian from 1997 to 1999.