EFFECT OF ELECTRON BEAM IRRADIATION ON IMMUNOREACTIVITY AND BIOCHEMICAL PROPERTIES OF PEANUT ALLERGENS Crop yield and soil biochemical properties under different nitrogenfertilization and irrigation management schemes Soil humus differentiation and correlation with other soil biochemical properties in pure forests in semiarid lowhilly area of Inner Mongolia, China. Effects of logging residues on surface soil biochemical properties and enzymatic activity Research progress on venom proteins of parasitic Hymenoptera