TY  - BOOK
AU  - Halma, F. F.
TI  - Effect of sunlight on sap concentration of Citrus leaves
KW  - CÃ­tricos
KW  - FisiologÃ­a y morfologÃ­a
N1  - Soobretiro de : The Botanical Gazette 84(1):102-106, 1928
ER  -