Call Number (LC) Title Results
A10.12_3..36 Cattle. Parasites and parasitic diseases of cattle in Puerto Rico. 1
A10.12_3..37 Parasites and parasitic diseases of horses in Puerto Rico. 1
A10.12_3..38 Parasites and parasitic diseases of swine in Puerto Rico. 1
A10.12_3..39 Insects and mite found on cotton in Puerto Rico, with notes on their economic importance and natural enemies. 1
A10.12_3..40 Biology of Metagonistylum minense Tns., parasite of sugarcane borer. 2
A10.12_3..41 Study of adult populations of West Indian fruitfly in citrus plantings in Puerto Rico. 2
A10.12-3.10 Some principles in manuring with lime and magnesia. 1
A10.12-3.11 Soil disinfection in agriculture. 1
A10.12-3.12 On "sick" soils of Porto Rico. 1
A10.12-3.13 Bee keeping in Porto Rico. 1
A10.12-3.14 Study of mosquitoes in San Juan, P.R. 1
A10.12-3.15 Suggestions on coffee planting for Porto Rico. 1
A10.12-3.16 Rearing queen bees in Porto Rico. 1
A10.12-3.17 Some means of controlling insects, fungi, and other pests in Porto Rico. 1
A10.12-3.18 Selection of seed corn in Porto Rico. 1
A10.12-3.19 Poultry keeping in Porto Rico. 1
A10.12-3.20 Mosquito survey of Mayaguez. 1
A10.12-3.21 List and analytical index of publications of Porto Rico Agricultural Experiment Station (July 1900 to Mar. 1930) 1
A10.12-3.7 Control of brown ant (Solenopsis geminata, Fab.) and mealy bug (Pseudococcus citri, Risso) in pineapple plantations. 1
A10.12-3.8 Picking and packing citrus fruits. 1