地膜覆盖对桔园土壤温湿度及产量的影响笔者曾在椒江市三甲镇光辉桔组桔覆盖试验，土壤母质为浅海沉积的已围海涂地。试材为１４年生枳砧宫川温州蜜柑．树体生长中庸，轻度黄化。供试地膜厚０．０１４ｍｍ。试验设全年地膜覆盖（施冬肥后的１１月７日覆膜至翌年采果止）、... Effect of plastic film mulching on temperature, humidity and yield of orange orchard soil. The author once experimented with the orange mulching experiment in the brilliant orange group of Jiajiang Town, Jiaojiang City. The test material for the 14-year-old Citrus aurantium Miyagawa satsuma. Moderate growth of trees, mild yellowing. Test film thickness 0.014mm. The experiment set the annual film mulching (after the application of winter fertilizer on November 7 coated to the following year fruit only), ...