1971—1975年,西安市从湖南、福建、江西等省引进毛竹32000株,定植于郊区18个公社40个大队和3个国营场圃,营造竹林800余亩。1971年平均成活率56.4%,1975年为80%以上。长安县王莽公社二里村大队1974—1975年引种6400株,定植140亩,成活率高达96.6%。到1975年,全市发笋1641株,最高8.5米,最粗地径26厘米(表1)。 From 1971 to 1975, Xi’an introduced 32,000 bamboos from Hunan, Fujian and Jiangxi provinces. It planted 40 battalions in 18 communes and 3 state-owned farms in the suburbs to create more than 800 acres of bamboo forests. The average survival rate in 1971 was 56.4%, up from 80% in 1975. Chang’an County Wang Mang commune Erliancun team 1974-1975 introduced 6400 plants, planting 140 acres, the survival rate as high as 96.6%. By 1975, the city had 1641 bamboo shoots with a maximum of 8.5 meters and a maximum diameter of 26 cm (Table 1).