Controlling Effects of Alcohol Extract of Artocarpus heteropyhllus on the Population of Diamondback Moth and First Analyzing the Active Chemical Composition Study on the nitrate reduction characteristic of vegetables Enhancement of Plant Regeneration Rate of Brassica parachinensis Cultured in Vitro Effects of Colletotrichum higginsianum infection on endogenous hormones in Brassica parachinensis leaves under different nitrogen nutrition PRELIMINARY STUDY ON TWO TYPES OF CATALYTIC FUNCTION OF GLYCOLLATE OXIDASE IN THE LEAVES OF BRASSICA PARACHINENSIS HISTOLOGICAL STUDIES OF PLANT REGENERATION MODES OF BRASSICA PARACHINENSIS BY AFFECTING AgNO3 AND ABA Studies on the Resistance to Cadmium in Different Cultivars of Brassica parachinensis Controlling Effects of Alcohol Extract of Artocarpus heteropyhllus on the Population of Diamondback Moth and First Analyzing the Active Chemical Composition A preliminary study on the effect of municipal sludge on crop seed germination and seedling growth