Taking stem segment, bud and leaf as materials, this paper made a study of callus induction and plant regeneration in Callistemon rigidus R.

以茎段、芽和叶片为材料，探讨了红千层愈伤组织诱导及植株再生的方法。

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After elongation leaf area index was linearly related to ratio index R(760,710), and aboveground fresh and dry weight showed significant relations with ratio index R(1650,1100) in rice.

发现比值指数R（760，710）与水稻叶面积指数呈极显著线性相关；而比值指数R（1650，1100）与水稻地上部鲜质量和干质量均呈极显著幂函数相关关系。

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ObjectiveTo observe the preventive effect of Persimmon leaf flavones(PLF) on rat myocardial ischemic and reperfusion (I/R) injury.

目的观察柿叶黄酮（PLF）对大鼠离体心脏缺血再灌注损伤的干预作用。

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ObjectiveTo observe the preventive effect of Persimmon leaf flavones(PLF) on rat myocardial ischemic and reperfusion (I/R) injury.

目的观察柿叶黄酮（PLF）对大鼠离体心脏缺血再灌注损伤的干预作用。

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