SHIFTING CULTIVATION FIRE AND PINE FOREST IN CORDILLERA CENTRAL LUZON PHILIPPINES

[51] POPENOE J, 1964, IUCN PUBL, V4, P66

[52] PULANCO DH, 1963, BAGUIOBONTOC GEOLOGY

[53] Richards PW, 1952, TROPICAL RAIN FOREST

[54] Sauer C. O., 1950, J RANGE MANAGE, V3, P16, DOI DOI 10.2307/3894702

[55] SAUER CO, 1952, AGRICULTURAL ORIGINS

[56] SNEDECOR GW, 1956, STATISTICAL METHODS

[57] Stewart O. C., 1956, MANS ROLE CHANGING F, P115

[58] AN OUTLINE OF THE VEGETATION OF NICARAGUA [J]. JOURNAL OF ECOLOGY, 1963, 51 (01) : 27 - 54

[59] THOMAS WL, 1956, MANS ROLE CHANGIN ED, P692

[60] THOMAS WL, 1956, MANS ROLE CHANGING F, P115

[51] POPENOE J, 1964, IUCN PUBL, V4, P66

[52] PULANCO DH, 1963, BAGUIOBONTOC GEOLOGY

[53] Richards PW, 1952, TROPICAL RAIN FOREST

[54] Sauer C. O., 1950, J RANGE MANAGE, V3, P16, DOI DOI 10.2307/3894702

[55] SAUER CO, 1952, AGRICULTURAL ORIGINS

[56] SNEDECOR GW, 1956, STATISTICAL METHODS

[57] Stewart O. C., 1956, MANS ROLE CHANGING F, P115

[58] AN OUTLINE OF THE VEGETATION OF NICARAGUA [J]. JOURNAL OF ECOLOGY, 1963, 51 (01) : 27 - 54

[59] THOMAS WL, 1956, MANS ROLE CHANGIN ED, P692

[60] THOMAS WL, 1956, MANS ROLE CHANGING F, P115