Impress wheat vs scope barley demonstration: assessing imidazolinone crop weed control

To assess whether imidazolinone tolerant wheat or barley provides better weed control and which gives the best economic return.旨在评估耐咪唑啉酮（imidazolinone）类除草剂的小麦与大麦的杂草防控效果孰优孰劣，并确定二者中哪一种可实现最优经济收益。