青海高原不同海拔高度生产的春小麦种子的产量差异及其分析

THE DIFFERENCE AND ANALYSIS OF SPRING WHEAT SEED YIELD PRODUCED AT DIFFERENT ALTITUDE IN QINGHAI-TIBET PLATEAU AREA

本文报导了在青海省不同海拔高度生产的三个春小麦主栽品种种子在特定地区的种植试验及其结果。并对春小麦种子异地种植的产量效应的成因进行了初步分析，提出了青海省春小麦良种繁育区域、供种方向的总体构想，对青海省合理规划春小麦良（原）种繁育体系具有一定的指导作用。

The paper has reported the planting test in special region and it's result ofthree types of spring wheat seed cultivated at different altitude in Qinghai Province' The yieldeffect's cause of the spring wheat seed which is planted in a second place has been analysed, andthe overall thought of multiplication regions and fine seed supplying direction in Qinghai Provincepointed out as well It has guiding significance on rationally planning fine seed production systemof spring wheat in Qinghai Province