不同播期对夏大豆南豆12产量和品质的影响

不同播期对夏大豆产量和品质的影响很大，结果表明，夏大豆晚熟类型品种南豆12六月上旬为高产播期，产量达181．5kg／667m^2，6月上旬至6月下旬为适宜播种期；5月23日为优质播期，蛋白质含量最高，达51．78％；总品质最好，达69．58％。夏大豆在适宜的播种期范围内适当早播有利于获得高产优质。

Effects of different planting dates on yield and quality in summer soybean Nandou12

The results showed that different planting dates had great effects on yield and quality for summer soybean,and the first ten days of June were the high yield planting dates in Nandou 12 with 181.5 kg/mu.The first ten days to the last ten days of June were good quality planting dates.The highest protein content of Nandou12 was achieved on May 14,which was 51.78%,while the total content of oil and protein was 69.58%.Earlier planting within the appropriate planting dates was both good for high yield and good q...