Effects of nitrogen fertilizer application strategy on N uptake, utilization and yield of cotton using 15N trace technique Cloning and Function Analysis of Gene GhPYR1 in Gossypium hirsutum L. Cloning and Expression Analysis of GhANS in Gossypium hirsutum Identification and Characterization of a Novel Gene, GhWRI1, Encoding an AP2-type Transcription Factor in Gossypium hirsutum Effect of 6-BA and ABA Applications on Yield, Quality and Photosynthate Contents in Subtending Leaf of Cotton with Different Planting Dates Cloning and Expression Analysis of Three Aquaporin Genes in Upland Cotton (Gossypium hirsutum L.) Ecological Regionalization of Cotton Fiber Quality Based on GGE Biplot in Yangtze River Valley Effects of N+ Ion Implantation into Pollen of Upland Cotton (Gossypium hirsutum L.) on the Expression of Ovule DNA and the cDNA Fragments of M1 Progeny Molecular Characterization and Expression Analysis of Two Genes Encoding Hybrid Proline-Rich Proteins in Cotton Design of Test Location Number and Replicate Frequency in the Regional Cotton Variety Trials in China Identification of Ideal Test Environments for Multiple Traits Selection in Cotton Regional Trials Evaluation of Cotton Regional Trial Environments Based on HA-GGE Biplot in the Yangtze River Valley