共 6 条
[1]
Competition between sugarbeet and Sinapis arvensis and Chenopodium album, as affected by timing of nitrogen fertilization. Paolini R. Weed Research . 1999
[2]
Weed specids diversity in spring barley varies with crop rotation and tillage, but not with nutrient source. Stevenson F. C. Weed Science . 1997
[3]
Effects of nitrogen application on growth, nitrogen use efficiency and rice weed interaction. Nyarko K. A. Weed Research . 1993
[4]
Implications of weed seed bank dynamics to weed management. Buhler D. D. Weed Science . 1997
[5]
Weed communities of wheat as influenced by input level and rotation. Barberi P. Weed Research . 1997
[6]
Impact of post emergence herbicides on weed community diversity within conservation tillage systems. Derksen D. A. Weed Research . 1995