氮肥和DPC用量对棉花叶片叶绿素含量和SPAD值的影响
马宗斌, 房卫平, 谢德意, 李伶俐, 朱 伟
Effects of Nitrogen Application Rates and DPC Sparing Doses on Content of Chlorophyll and SPAD Value in Leaf of Cotton(Gossypium hirsutum L.)
MA Zong-Bin, FANG Wei-Ping, XIE De-Yi, LI Ling-Li, ZHU Wei
棉花学报 . 2009, (3): 224 -229 .  DOI: 10.11963/cs090312