Stem characteristics of different wheat varieties and its relationship with lodgingresistance. Correlation Study of Lodging Resistance and Plant Height, Ear Traits in Foxtail millet Effects of Paclobutrazol on Yield and Mechanical Harvest Characteristics of Winter Rapeseed with Direct Seeding Treatment Relationship between Lignin Metabolism and Lodging Resistance in Wheat Effects of Seedlings per Hole on Matter Production Characteristics and Lodging Resistance in Japonica Rice with Different Panicle Types