PLANT REGENERATION AND TRANSFORMATION OF LINUM USITATISSIMUM HYPOCOTYL IN VITRO Studies on chemical constituents of roots of Linum usitatissimum Eco-physiological responses of linseed (Linum usitatissimum) to salt and alkali stresses High Frequency Somatic Embryogenesis and Histological Observation on Linum usitatissimum L. ‘Fany’ Effects of Irrigation Amount and Stage on Water Consumption Characteristics and Grain Yield of Oil Flax Effect of Phosphorus Application Rate on Dry Matter Accumulation and Phosphorus Utilization Efficiency in Oil Flax Effect of nitrogen application on intercropping advantages and crop interactions under an oil flax and soybean intercrop system Structure determination of five trace chemical constituents from roots of Linum usitatissimum Effects of cultural factors on yield of Linum usitatissimum (Tianya 9). Genomic regions underlying agronomic traits in linseed (Linum usitatissimum L.) as revealed by association mapping Effect of different phosphorus levels on phosphorus nutrient uptake, transformation and phosphorus utilization efficiency of oil flax