... dinh dng NPK (30:10:10) vi lng bún l 1 g/l v ch phun 2 ln/tun. T khúa: Lan Hi, lan Hi Hng, nhõn ging in vitro, nhõn nhanh protocorm. SUMMARY An experiment was conducted to investigate in vitro ... (2001). Effects of auxins and cytokinins on direct somatic embryogenesis from leaf explants of Oncidium Gower Ramsey. Plant Growth regul. 34:229-232. Nghiên cứu nhân giống in vitro và nuôi trồng giống ... ở VI T NAM Study on In- Vitro Propagation and Culture of Paphiopedilum hangianum Accession Collected in Vietnam Hong Th Giang, Nguyn Quang Thch, Mch Hng Thm, Th Thu H Vin Sinh hc Nụng nghip, Trng...