黄淮海夏玉米品种脱水类型与机械粒收时间的确立

李璐璐,明博,谢瑞芝,王克如,侯鹏,李少昆

Grain Dehydration Types and Establishment of Mechanical Grain Harvesting Time for Summer Maize in the Yellow-Huai-Hai Rivers Plain

Lu-Lu LI,Bo MING,Rui-Zhi XIE,Ke-Ru WANG,Peng HOU,Shao-Kun LI

表3 不同品种在不同阶段对活动积温的需求

Table 3 Demands for accumulated temperature at different stages of different maize varieties (°C d)

类型 Type 品种 Hybrid 播种-出苗§ Sowing-Emergence 出苗-吐丝§ Emergence-Silking 授粉-生理成熟§ P-PM 授粉-28%# P-28% MC 授粉-25%# P-25% MC I ZD909(2015) 191 1276 1439 1453 1594 XY335(2014) 169 1318 1446 1362 1446 ZD958(2016) 116 1464 1501 1505 1664 ZD909(2016) 116 1435 1501 1526 1684 II DK519(2014) 169 1289 1334 1291 1370 KWS1568(2014) 169 1347 1337 1322 1398 ZJ8(2014) 169 1159 1394 1372 1470 ZZ8(2014) 169 1289 1394 1382 1473 ZD958(2014) 169 1456 1366 1431 1544 HT1(2015) 191 1116 1166 1140 1221 JNK728(2015) 191 1221 1200 1249 1354 NH101(2015) 191 1276 1365 1331 1436 NH816(2015) 191 1304 1316 1363 1474 FK139(2016) 116 1215 1179 1293 1411 HM1(2016) 116 1279 1344 1331 1436 XD58(2016) 116 1279 1394 1388 1521 ZJ323(2016) 116 1403 1389 1410 1544 III KX9384(2015) 169 1120 1257 1065 1156 JNK728(2016) 116 1310 1291 1260 1369 NH816(2016) 116 1403 1389 1356 1476 XD65(2016) 116 1371 1400 1332 1461 LD575(2016) 116 1403 1389 1394 1528 IV HM1(2014) 169 1158 1472 1447 1526 XY696(2014) 169 1151 1533 1534 1627 ZKY505(2015) 191 1304 1410 1307 1417 LC808(2015) 191 1304 1439 1349 1465 XY335(2015) 191 1276 1475 1348 1468 NY721(2015) 191 1304 1485 1431 1575 ZD958(2015) 191 1276 1475 1446 1599 YF303(2015) 191 1276 1553 1489 1630 DK517(2016) 116 1371 1443 1293 1412 NH101(2016) 116 1371 1421 1345 1459 JH207(2016) 116 1403 1457 1314 1434 JT152(2016) 116 1403 1457 1363 1479 XY335(2016) 116 1435 1490 1361 1483 SD636(2016) 116 1310 1459 1417 1540 JH318(2016) 116 1371 1553 1443 1580