Calculation on land resources sustainable development capacity and analysis on potential transferring relationship based on ecological footprint method SOME PHYSIOLOGICAL CHARACTERS IN PANICLES AND ANTHERS OF PHOTOPERIOD/TEMPERATURE-SENSITIV GENIC MALE-STERILE RICE (P/TGMR) DURING TRANSFERRING FROM STERILITY TO FERTILITY Research on evapotranspiration of field ecological system of summer maize in Northern Plain Spatial scale transferring study on Leaf Area Index derived from remotely sensed data in the Heihe River Basin, China RAPD ANALYSIS OF Arabidopsis thaliana TRANSFERRED WITH TOTAL DNA OF CABBAGE BY ION BEAM Study on Vegetative Pattern and Technique for Protecting Slopes along the General Trunk Canal Line in the Middle Line Enginggering of Transferring Water from the South to the North