Effect of calmodulin antagonist W7 on antioxidant systems of roots of cucumber seedlings under hypoxia stress Studies on Rapid Culture Techniques and Root Adaptability of Echinocactusgrusonii in Hydroponics Studies on Performance and Mechanism of Negative Phototropism of Chlorophytum comosum Roots and Its Regulation Effects of Nitrogen and Phosphorus Supply on Root Morphology of Two Pedicularis Species Studies on Rapid Culture Techniques and Root Adaptability of Echinocactusgrusonii in Hydroponics Effect of Coexistence of Bicarbonate and Ammonium in Nutrient Solution onGrowth and Nutrient Uptake of Kidney Beans Studies on Performance and Mechanism of Negative Phototropism of Chlorophytum comosum Roots and Its Regulation Identification of Crosins in Hydroponically Planted Saffron by LC/MS A Study on the Adaptability of Two Kinds of Ball Cactus to Still Hydroponicsand the Optimum Nutrient Solution Formula Plant hydroponics and its application prospect in medicinal plants study Effect of the pH value on switchgrass seedling growth and development in hydroponics Nutrient recycling efficiency of a two-chamber septage treatment system Effect of Coexistence of Bicarbonate and Ammonium in Nutrient Solution onGrowth and Nutrient Uptake of Kidney Beans A Study on the Adaptability of Two Kinds of Ball Cactus to Still Hydroponicsand the Optimum Nutrient Solution Formula Effects of Different Nitrogen Concentrations on Yield and Quality of ChineseChive Effect of Nitrogen Forms on the Growth and Physiological Characteristics of Lactuca sativa L.Seedlings Effect of DCPTA on the Growth and Antioxidant Enzyme Systems of Maize Seedlings under Drought Stress