【摘要】 本文通过对苏棉１２号的丰产性、稳产性分析，明确了苏棉１２号是一个既丰产又稳产的新品种。产量四大因素的偏相关和通径分析结果表明，单株铃数与产量的关系最密切，对产量的作用最大，衣分的作用次之，铃重的作用较小，密度起着较强的负作用。由此提出了苏棉１２号高产栽培应在合理密植、稳定衣分和铃重的基础上，主攻单株结铃数。更多还原

【Abstract】 This article analysis the high yield and stable character of thesu cotton 12formed new varietlySu cotton 12is high yield and stable yield. Analysis on the four factor of cotton production by the interrelated analysis and the path analysis,the cotton bell number of a plant is ever oscalate with production, seeond is ginning outturn third is the bell welght, density has opposing effeet, so we must to steadily develop cotton production focal point to the cotton bell number of a plant更多还原