Vertical distribution of pratylenchus alleni and p. Scribneri in soybean roots
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1982 Vol. 66 Núm. 1 Ene, Pág. 60-64]

A new ghilianella and a new saicine genus, buninotus (hemiptera : reduviidae) from panama
Maldonado Capriles, J^1
1Escuela de Medicina de Ponce, Ponce. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 401-407]

Crushed fruit shells of west indian mahogany (swietenia mahagoni jacq.) as a potential potting media constituent
Ramcharan, C¹; Gerber, J.M
¹College of the Virgin Islands, Agricultural Exp Station, St Croix, Virgin Islands. Estados Unidos de América
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 374-379]

Effect of three population densities and fertilizer levels on yields of high yielding clones of plantains at two locations
Irizarry, H¹; Rodríguez García, J; Diaz, N
¹United States Department of Agriculture, Washington, Distrito de Columbia. Estados Unidos de América
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 395-400]

Effect of two planting systems on density and yield of snap beans (phaseolus vulgaris l.)
Mangual Crespo, G^1
1Universidad de Puerto Rico, Est Experimental Agricola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 313-316]

Effect on tanier yields of artificial shade levels and of intercropping with plantains
Rodríguez García, J¹; Abruna, F; Diaz, N
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Río Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 326-330]

Glyphosate for weed control in plantains
Lii-Chyuan, L.I.U¹; Rodríguez García, J; Semidey Laracuente, N
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 317-325]

Herbicide screening trials on yams (Dioscorea sp.)
Lii-Chyuan, L.I.U¹; Green Ortíz, J.J; Acevedo, E
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 353-360]

Influence of nutrition and bioregulators on flower retention, pod set and yield on pigeon peas (Cajanus cajan (L.) Huth)
Valle, R. del^1
1University of the West Indies, Saint Agustine, Saint George. Trinidad y Tobago
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 346-352]

Nutrient uptake by intensively managed plantains as related to stage of growth at two locations
Irizarry, H¹; Abruna, F; Rodríguez, J; Díaz, N
¹United States Department of Agriculture, Washington, Distrito de Columbia. Estados Unidos de América
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 331-345]

Redescription of willowsia jacobsoni (borner), an entomobryid with conspicuous sexual dimorphism (insecta : collembola)
Mari-mutt, J.A^1
1Universidad de Puerto Rico, Dep Biologia, Mayagüez. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 361-373]

Some aquic tropudalfs in the vicinity of Villa Banzer and San Carlitos in northeastern Bolivia
Lugo López, M.A¹; Capiel, M; Rivera, L.H; Acevedo, G
¹Universidad de Puerto Rico, Est Experimental Agricola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 385-394]

Yield and total solids content of four onion, allium cepa, cultivars in southern puerto rico
Mangual Crespo, G¹; Orengo-santiago, E
¹Universidad de Puerto Rico, Est Experimental Agricola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 4 Oct, Pág. 380-384]

Absorption of sulfur dioxide by habanero (D. Rotundata) yam
Rodríguez Soa, E.J¹; Parsi Ros, O
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 258-263]

A practical and simple graphic model to appraise the occurence of dry spells in the humid tropics
Lugo López, M.A¹; Antoni, M
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 264-268]

Behavior of ten chironja clones at three sites : iii. Interaction of genotype x environment
Pérez, E¹; Pérez López, A; Torres, C.J; Green, J
¹Universidad de Puerto Rico, Est Experimental Agricola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 299-303]

Control of dry seed weevils with cooking oil
Cruz, C¹; Cardona, E
¹Universidad de Puerto Rico, Est Experimental Agricola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 295-298]

Economic impact of recommended cultural practices on coffee production
González Villafane, E¹; Zapata Acosta, J
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Rio Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 269-273]

Effect of planting material on plant characters, yield, and yield components of tanier (Xanthosoma caracu Koch and Bouche) in southern Florida
Beale, A¹; Green, V.E; Parrado, J.L
¹Universidad de Puerto Rico, Estación Experimental Agrícola, Río Piedras, San Juan. Puerto Rico
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 213-218]

Microbiological studies of mabi fermentation
Montoya, A¹; Graham, H.D
¹Universidad de Costa Rica, San José. Costa Rica
[The journal of agriculture of the University of Puerto Rico, Puerto Rico, 1981 Vol. 65 Núm. 3 Jul, Pág. 219-231]