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采用新技术提高玉米制种的质量和产量,是搞好种子专业化生产的一项重要措施。现将试验情况报道如下。一、试验结果 1.单项新技术试验结果 (1) 播期试验: 在车区选择4月下旬至5月中旬,分5次
The adoption of new technologies to improve the quality and yield of maize seed production is an important measure to improve specialized seed production. The test is reported below. First, the test results 1. The results of a single new technology test (1) Sowing test: Select the car in late April to mid-May, 5 times