南山脚生产队位于洱源坝子北边西山脚,海拔2100米,年平均温度13.8℃,相对湿度70％。年降水量786.1毫米,土壤为红壤,比较肥沃。1965年引种新疆核桃时,该队播种了200多个新疆早实核桃,成苗82株;其中1～2年结实的7株,占8.5％,5～6年结实的14株,占17.1％,到目前共结实35株占42.7％,未结实47株,占56.3％;植株高2～7米,粗5～16厘米,冠幅0.5×0.5～6×6米,一般生长较好。在这些植株中,有一株表现得特别 Nanshan foot production team is located in the north foot of Ehrbaizi Xishan feet, elevation 2,100 meters, the annual average temperature of 13.8 ℃, relative humidity of 70%. The annual rainfall of 786.1 mm, the soil is red soil, more fertile. When Xinjiang Walnut was introduced in 1965, the team sown more than 200 Xinjiang premature walnuts and 82 mature seedlings, of which 7 were strong in one to two years, accounting for 8.5%, and 14 were strong in 5-6 years, accounting for 17.1% , So far, 35 plants account for 42.7% of the total, 47 unsearchable, accounting for 56.3% of the total. The plant height is 2 to 7 meters, the thickness is 5 to 16 centimeters and the crown width is 0.5 × 0.5 to 6 × 6 meters. One of these plants showed extraordinary performance