长江中下游小麦品种根系改良特征及其与产量的关系

田中伟, 樊永惠, 殷美, 王方瑞, 蔡剑, 姜东, 戴廷波^*

Genetic Improvement of Root Growth and Its Relationship with Grain Yield of Wheat Cultivars in the Middle-Lower Yangtze River

TIAN Zhong-Wei, FAN Yong-Hui, YIN Mei, WANG Fang-Rui, CAI Jian, JIANG Dong, DAI Ting-Bo^*

图2 盆栽试验3种氮肥水平下不同年代小麦品种不同生育时期根系活力的变化
Fig. 2 Changes of root activity at different growth stages under three nitrogen levels in wheat cultivars released in different years in pot experiment