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河南省信阳市罗山中心苗圃场部位于北纬30°12′30″、东经114°31′50″,场部海拔65米,顾寨分场海拔53米,年平均气温15.1℃,平均降水1150毫米,无霜期227天。土壤类型:场部所在地为黄棕壤,顾寨分场为潮土类沙质壤土,土壤pH值7～7.5,属中性偏碱。根据当地实际情况,我们引种了以下良种。 1.板栗:1985年从罗山县林科所引种豫罗红栗1号,面仅1.3公
The nursery of Luoshan Center, Xinyang City, Henan Province, is located at latitude 30 ° 12’30 “north, longitude 114 ° 31’50” east, with an elevation of 65 meters and an elevation of 53 meters at Guzhai substation with an annual average temperature of 15.1 ° C and an average rainfall of 1150 Mm, frost-free period of 227 days. Soil type: The field is yellow brown soil, Guzhai sub-field is sandy loam soil, soil pH value of 7 to 7.5, is a neutral alkaline. According to the actual local conditions, we introduced the following varieties. 1. Chestnut: Luoshan County in 1985 from the introduction of Lin Luo Hong Li 1, surface only 1.3 km