Root Activity and Morphologic Response of Intercropping Faba-bean to Eugenol and Water Supplying Levels Difference of potassium absorption characters and mechanism of tobacco in genotypes. Effects of sowing depth on seedling traits and root characteristics of summer maize. Effect of N,P,and K Fertilizers on the Expansibility and Root Characteristics of Tall Fescue Effects of eugenol and intercropped faba-bean on wheat root growth under different water supply conditions Study on root system development ability of different root-type alfalfa Effects of continuous straw return to soil on maize growth and soil chemical and physical characteristics Comparison of Root Characteristics and Sugar Components in Root and Leaf at Early Growth Phase of Sweet Potato Varieties with Significant Difference in Valid Storage Root Number A Study on Root Characteristics and Nutrients of Different Aged Larix principis-rupprechtii Mayr.Plantations Effects of exogenous nitrogen forms on root characteristics of alfalfa at different growth stages Effects of film mulching on growth and crown and root characteristics of alfalfa in an alpine meadow Root Characteristics of Super High-Yield Spring Maize Effects of Exogenous Chromosomes on Root Characteristics in Triticum aestivum-Lophopyrum elongatum with Chinese Spring Background