Jinguang1,a new variety with no-thorn and middle growth period was bred from the mutant901through backcross and recurrent selection.
采用外源DNA导入与辐射诱变相结合的方法,获得稀有无刺红麻突变体901,并通过杂交回交和轮回定向选择的遗传改良,选育出中偏迟熟红麻新品种金光1号,该品种1999-2000年参加全国红麻新品种区试鉴定,产量比对照红引135增产2。
Triterpenoid Saponins from Bark Mitragyna inermis;
无刺帽柱木抗肿瘤活性部位的成分研究
It was also found that 11 species of honeybee including Apis and Trigona in the Xishuangbanna region were kept in the study area an.
调查研究发现,研究区31个村寨,100%的村寨和38%的农户养蜂,共1281巢,产蜜5877kg,蜂产品基本自用,养蜂农户比例随民族不同和海拔不同有差异;饲养蜜蜂和无刺蜂共11个种,为西双版纳酿蜜蜜蜂的92%;农户有自己的蜜蜂分类体系和养蜂经验。
In order to improve cutting propagation of Ilex cornuta var.
无刺枸骨在5种不同基质中,以及在经用NAA,IAA和IBA等3种激素处理的山黄土中扦插后,对其下端伤口愈合率、生根率、成苗率以及苗高、地径、新梢长、根数量、最大根长、最小根长、根系幅度和鲜重等11个指标进行了研究。
Five Species of the Ant Genera Tetramorium,Kartidris and Lophomyrmex Newly Recorded in China(Hymenoptera:Formicidae);
中国铺道蚁属无刺蚁属和冠胸蚁属5个新记录种(膜翅目 蚁科)