红壤丘陵山地柑桔园土壤熟化问题的初步探讨

丘陵山地红壤广泛分布于我国江南,由于地处优越的自然生物气候条件,各省已利用红壤丘陵山地开垦了数以百万亩的柑桔园。然而,这些园地土壤在不同程度上仍表现出自然土壤的基本特性,即所谓“瘠、酸、黏、旱”。针对这些问题,各地柑桔区对这类土壤进行了颇有成效的改良利用,明显改善了土壤性状,加速了红壤柑桔园土壤的熟化过程,从而提高果园土壤的熟化度,为创造柑桔高产、稳产、优质提供了最基本的土壤条件。

ON THE AMELIORATION OF CITRUS ORCHARD SOILS IN THE RED SOIL HILLY LANDS OF SOUTH CHINA

The amelioration of the red soil Citrus Orchard is fundamental to the production of high quality as well as total production of fruits Comprehensive cultural practices including soil consevation, proper cover-cropping and suitable orchard soil management are condusive to soil amelioration. Soil amelioration involves several marked changes both in physical and chemical properties in the soil of these orchards. The degree of change of properties varies positively with the length of periods the orchards soils ...