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    The Concepts of Urban Soil and Its Significance
    城市土壤的概念及其研究意义
    NITROGENASE ACTIVITY NODULUTION AND THE N_2FIXATION OF THE INDIGENOUS RHIZOBiUM JAPONICUMIN BLACK SOIL WITH SOYBEAN HOSTS
    黑土中土著大豆根瘤菌的固氮(C_2H_2)活性结瘤性状和固氮量估测
    STUDY ON FERTILITY CHARACTERISTICS OF YELLOW PADDY SOIL, AND ITS IMPROVEMENT AND UTILIZATION
    黄泥田肥力特性及其改良利用研究
    EFFECTS OF SOIL MOISTURE ON PHYSIOLOGICAL ACTIVITIES AND GRAIN WEIGHT AFTER FLOWERING IN WHEAT
    土壤水分对小麦开花后生理活动及粒重的影响
    ORGANIC MATTER TRANSFORMED AND FERTILITY CHARACTER IN THE PADDY SOIL OF DIFFERENT FERTILITIES
    不同肥力水稻土有机质转化及其肥力特征
    STUDY ON THE POTASSIUM ENRICHING PHYSIOLOGY OF AZOLLA Ⅲ. POTASSIUM ENRICHMENT IN THE WATER-SOIL SYSTEM
    红萍富钾生理的研究——Ⅲ.红萍在水-土系统中的吸钾特点
    STUDY ON THE TYPES AND AMELIORATION OF COLD SPRING PADDY SOILS
    冷浸田类型与改良研究
    SELENIUM CONTENT AND DISTRIBUTION IN SOIL AND FEED IN HEILONGJIANG PROVINCE
    黑龙江省土壤、饲料中硒的含量及其分布
    STUDY ON THE CRITICAL VALUE AND SUITABLE AMOUNT OF QUICK-ACTING POTASSIUM IN MEADOW SOIL
    草甸土速效钾临界值及适宜施钾量的研究
    The Principles and Implementing Suggestions of Mulch Farming System for Saline Soils
    盐土覆盖农作制的原理与实施
    The Genesis and Classification of Urban Soils
    城市土壤的发生和分类
    STUDIES ON THE CLASSIFICATION OF PADDY SOILS IN FUJIAN PROVINCE
    福建水稻土分类的研究
    Studies on the Potassium State and the Effects of Potassium Fertilizers in Main Cultivated Soils of Hedong Area in Gansu
    甘肃省河东地区主要耕作土壤中钾素状况及钾肥肥效的研究
    THE ABILITY OF SUPPLING POTASSIUM IN THE MAIN SOIL IN SICHUAN PROVINCE
    四川主要土壤供钾能力
    The effect of soil types on the absorption of ~(90)Sr by spring wheat
    不同土壤对春小麦吸收~(90)Sr的影响
    STUDY ON THE PADDY SOILS Ⅸ.INFLUENCE OF THE FLOODED CONDITION ON AVAILABLE SILICA OF THE PADDY SOILS
    水稻土的研究 Ⅸ.淹水条件对水稻土有效硅的影响
    A STUDY ON GROWING DYNAMIC OF WHEAT ROOT SYSTEM IN VARIOUS SOILS
    不同土壤对小麦根系生长动态的研究
    EVOLUTION AND MANAGEMENT OF SOIL FERTILITY IN RICE FIELDS UNDER MULTIPLE CROPPING SYSTEMS
    多熟制条件下稻田土壤肥力演变及其管理
    AN ECOLOGICAL ANALYSIS ON SOIL MOISTURE INDICES OF WINTER WHEAT IN ITS MAIN STAGES
    冬小麦主要生育阶段水分指标的生态分析
    STUDY ON THE RICE—SOIL DIAGNOSIS AND THE TECHNIQUES OF FERTILIZATION
    吉林省东部主要水稻土壤诊断施肥技术研究
 

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