boll

roy Hargrove;justin Robinson;gerald Clayton;danton Boller;

放大 人/乐队: The Roy Hargrove Quintet;

As a general, boll number usually has high midparent or competitive heterosis, the boll weight has middle heterosis, but there is have no midparent heterosis in lint percentage.

般而言，单株铃数具有较高的杂种势，铃重具有中等的杂种势，衣分率则偏向双亲方或居于中间，没有杂种势。

GGR can promote the development of cotton roots like rhizogenic powder.It can also help seedling height, the number of lateral roots, root dry weight, boll weight and boll number per plant.

双吉尔(GGR)象生根粉能促进棉花根系的发育，对增加苗高、侧根数、根干重、铃重、单株结铃数均有定的促进作用。

In this article the mechanism of oxygen induced corrosion and the factors having effect on corrosion of boller steel during service were introduced.

摘要主要阐述了锅炉运行中氧腐蚀的机理及其影响因素；