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由中国技术经济学会、河南省农经学会主持的农桐间作经济效益座谈会于1986年1月7日至11日在郑州召开,参加会议的代表45名,会议收到论文20余篇。现将会议讨论的问题综述如下:一、关于农桐间作的战略意义泡桐原产于我国,分布在23个省(市)自治区,是平原农区主要的速生用材树种之一。目前,据不完全统计,仅河南、山东、安微等10省就栽种泡桐3,500—4,000万亩,共8亿株左右,在永续经营条件下,预计10年成材后,每年可生产优质木材3,000多万立
The Symposium on Economic Benefits of Intercropping with Agropyron chinensis, chaired by China Society of Technical Economics and Henan Agricultural Economics Society, was held in Zhengzhou from January 7 to January 11, 1986 with 45 delegates attending the conference, and received over 20 papers. The issues discussed at the conference are summarized as follows: I. Strategic Significance of Intercropping with Agropyron chinense Paragolio is native to China and distributed in 23 provinces (municipalities) and autonomous regions. It is one of the main species for fast growing timber in the plain farming areas. At present, according to incomplete statistics, only 35 million to 40 million hectares of Paulownia trees are planted in 10 provinces including Henan, Shandong and Anmicu, and about 800 million are planted. Under the conditions of sustainable development, it is estimated that after 10 years of harvesting, high-quality timber Over 30 million