1. The isolation, culture and ultrastructure of pollen protoplasts;Bajaj,1974
2. The isolation and ultrastructure of pollen protoplasts;Bajaj,1974
3. Isolation of protoplasts from Pollen tetrads;Bhojwani;Nature New Biol.,1972
4. The essential role of calcium ion in pollen germination and pollen tube growth;Brewbaker;Amer. J. Bot.,1963
5. Culture of pine callus on a defined medium;Brown;Forest Sci.,1968