Feeding Ecology of Rose-Ringed Parakeet Psittacula krameri in Polonnaruwa

[1]  H. Prins,et al.  SPRING GRAZING AND THE MANIPULATION OF FOOD QUALITY BY BARNACLE GEESE , 1981 .

[2]  T. K. Spidsø.  Food Selection by Willow Grouse Lagopus lagopus Chicks in Northern Norway , 1980 .

[3]  W. Dittus.  The Ecology of a Semi-Evergreen Forest Community in Sri Lanka , 1977 .

[4]  P. Driscoll.  Comparison of bird counts from pine forest and indigenous vegetation , 1977 .

[5]  P. Berthold.  The control and significance of animal and vegetable nutrition in omnivorous songbirds , 1976 .

[6]  C. V. S. Peeris.  The ecology of the endemic tree species of Sri Lanka in relation to their conservation , 1975 .

[7]  J. Forshaw.  Parrots of the World , 1973 .

[8]  R. Moss.  Food Selection by Red Grouse (Lagopus lagopus scoticus (Lath.)) in Relation to Chemical Composition , 1972 .

[9]  D. Mueller‐Dombois,et al.  Ecology of Tropical and Subtropical Vegetation. , 1972 .

[10]  A. Watson,et al.  Effects of dietary supplements of newly growing heather on the breeding of captive red grouse , 1971, British Journal of Nutrition.

[11]  G. Henry.  A guide to the birds of Ceylon , 1971 .

[12]  D. Jenkins,et al.  Comparative food habits of red grouse in northeast Scotland, using fecal analysis. , 1970 .

[13]  R. Moss.  A comparison of red grouse (Lagopus l. scoticus) stocks with the production and nutritive value of heather (Callunavulgaris). , 1969 .

[14]  B. Wood,et al.  Parrot damage to oil-palm fruit in Johore. , 1967 .

[15]  D. Jenkins,et al.  Population Studies on Red Grouse, Lagopus lagopus scoticus (Lath.) in North-East Scotland , 1963 .

[16]  H. Maxwell-Lefroy,et al.  The food of birds in India , 1912 .

[17]  W. Legge.  A History of the Birds of Ceylon , 2017, Nature.