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浙江省开化县总结几年来在红壤丘陵上成功地发展柑桔的经验,认为利用改良和植株生长有着密切关系的根部附近的土壤。应用环沟留孔施肥法,以抗旱防冻,促进山区柑桔速生快长,是一种多快好省的措施。
Zhejiang Province, Kaihua County, summed up the successful development of citrus in red soil hills over the past few years experience that the improvement and plant growth are closely related to the soil near the roots. The application of ring ditch hole fertilization method to drought and frost, to promote fast growing citrus trees faster and faster, is a more quick and easy measures.