宁夏引黄灌区小麦套种玉米的发展及问题分析

PROBLEMS IN DEVELOPMENT OF RELAY INTERCROPPING OF WHEAT AND MAIZE IN IRRIGATION AREA OF NINGXIA

引黄灌区小麦套种玉米发展迅速,产量达到较高水平。本文论及发展中存在的问题,并提出改进的途径与相应措施。

The relay intercropping of wheat andmaize (RWM) has g-ot rapid development in irrigation area of Ningxia and the output was q-uite high. This paper discussed some probleme in its development and ma-de some suggestions to solve them.