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1适用范围根据浙江省情，以每hm2900～1200株栽植密度，规范日美系脐橙优质、丰产栽培技术规程。2引用标准GB7172－87土壤水分测定法。3应用术语（略）4定植园地的整理4．1丘陵山地筑水平台阶梯田（略）4．2海涂。平原深沟高畦筑墩（略）5定植5．l定植时间：分春植和秋植。春植
1 Scope According to the situation in Zhejiang Province, with planting density per hm2900 ~ 1200, regulate the United States Department of Navel orange high-quality, high yield cultivation technical regulations. 2 reference standard GB7172-87 soil moisture determination. 3 Application terms (omitted) 4 Arrangement of plantation 4.1 hilly mountain water level terrace (slightly) 4.2 Sea Tu. Plain deep ditch high ridge building pier (omitted) 5 colonization 5. l planting time: sub-plant and autumn planting. Spring planting