我省大部地区气候温和,雨量充沛,土层深厚,土壤湿润肥沃,境内河流交错,山岭纵横,山区和半山区面积非常辽阔,凡海拔在1200—2950米的山箐、丘陵、凹地及四旁,都有核桃(Juglans sigillata Dode)的生长。据不完全统计:全省126个县市大都有铁核桃或泡核桃的分布和种植,是我国核桃的主要产 In most parts of our province, the climate is mild, rainfall is abundant, the soil layer is deep, the soil is moist and fertile, the rivers in the territory are staggered, the mountains are in full swing, and the mountainous and semi-mountainous areas are very vast. Where the elevation ranges from 1200 to 2950 meters, , All have the growth of Juglans sigillata Dode. According to incomplete statistics, most of the 126 counties and cities in the province have the distribution and cultivation of iron walnut or walnut and are the major products of China’s walnut