施肥深度对旱地小麦氮素利用及产量的影响
石岩,位东斌,于振文,余松烈
EFFECTS OF FERTILIZER APPLICATION DEPTH ON NITROGEN UTILIZATION AND YIELD IN DRY LAND WHEAT
SHI Yan\+1\ WEI Dong\|bin\+1\ YU Zhen\|wen\+2\ YU Song\|lie\+2 (1 Institute of Dry Land Crop, Laiyang Agricultural College, Laiyang Shandong prov.265200; 2 Department of Agronomy,Shandong Agricultural University, Taian Shandong prov.271018)
J4 . 2001, (03): 180 -183 .  DOI: 10.11869/hnxb.2001.03.0180