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第一期抓住历史机遇，迎接新世纪的挑战———…………部分专家谈兰州信息港建设（２）豆科作物在旱地轮作中的培肥增产效应………………………………………兰晓泉（６）交流经验开拓创新全面推进产学研……………………………………结合工作（９）人工…………………养殖“天
The first phase to seize the historic opportunity to meet the challenges of the new century --- ............ Some experts talk about construction of Lanzhou information port (2) Legume crops in dryland rotation in the fertilization yield effect ........................ ..................... Lan Xiaoquan (6) exchange of experience and innovation to promote production and research ...................................................... (9) artificial ..................... breeding " day