可定向性

Directional selection in disease field is the most simple, economic, and effective method for improving cotton resistance. Both land cotton and long-staple cotton high sensitive to the fusarium disease could improve its resistance in few years by this method and the farming properties were nearly unchanged.

试验证明，在供试材料中，不论是陆地棉的高感品种还是长绒棉的高感品种，经过在重病田或病圃中定向加压筛选，都可在几年内使其抗病性得到迅速提高，并保持其农艺性状基本不变。

BMSCs can be induced into neural stem cells and further neural stem cells derived from bone marrow can differentiate into neural cells and neuroglial cells.

骨髓基质细胞能在体外诱导分化出神经干细胞，且骨髓源性神经干细胞可进一步定向分化为神经细胞及神经胶质细胞。

Further classification by age and presence of organic heart disease can help focus evaluation and treatment.

定向检查可使诊断效率提高5%，进一步区分年龄和有无器质性心脏病有助于突出评价和治疗。

Further cla ification by age and presence of organic heart disease can help focus evaluation and treatment.

定向检查可使诊断效率提高5%，进一步区分年龄和有无器质性心脏病有助于突出评价和治疗。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。