Seasonal nutrition of 3- and 4- year old Pinus caribaea foxtails and normal -branched trees in Puerto Rico
Liegel, Leon Herman
Seasonal nutrition of 3- and 4- year old Pinus caribaea foxtails and normal -branched trees in Puerto Rico Leon H. Liegel. - Raleigh, N.C. North Carolina State University 1981. - vi, 140 p. ill.
Typescript (photocopy) Ann Arborr,Mich., University Microfilm International.
Thesis (PhD.) --North Carolina State University at Raleigh, 1981.
Bibliography : p. 89-92.
Pinus caribaea--Puerto Rico.
Forest and forestry--Puerto Rico.
Forest solils--Tropic.
Forest and forestry--Tropics.
Seasonal nutrition of 3- and 4- year old Pinus caribaea foxtails and normal -branched trees in Puerto Rico Leon H. Liegel. - Raleigh, N.C. North Carolina State University 1981. - vi, 140 p. ill.
Typescript (photocopy) Ann Arborr,Mich., University Microfilm International.
Thesis (PhD.) --North Carolina State University at Raleigh, 1981.
Bibliography : p. 89-92.
Pinus caribaea--Puerto Rico.
Forest and forestry--Puerto Rico.
Forest solils--Tropic.
Forest and forestry--Tropics.