KINGSVILLE -- Four students or graduates from the Dick and Mary Lewis Kleberg College of Agriculture, Natural Resources and Human Sciences at Texas A&M University-Kingsville placed in competitions at two separate conferences recently.

Catherine R. Simpson, a student from Edinburg in the cooperative doctoral horticulture program, placed second in the Ph.D. oral paper contest at the Southern Region American Society of Horticultural Science conference. Her paper was entitled Evaluation of Salinity on Citrus and Watermelon Rootstock Seed Germination.

Two students and one recent graduate placed in the student poster competition at the 65th Annual Meeting of the Subtropical Plant Science Society.

Marisol Esparza, a recent bachelor’s graduate from Edinburg placed first in the undergraduate research project category for her presentation Effect of Soil and Foliar Calcium Sources on the Survival of Asian Citrus Psyllid.

Jose L. Perez, a student from Pharr in the cooperative doctoral horticulture program, was second with his poster entitled Screening of Phenolic Secondary Metabolites in Citrus Leaves by HPLC for Possible Psyllid Management.

Master’s student Nargarjuna P. Peddabhoini, from India, placed third with his project Testing the Efficacy of an “Attract and Kill” Strategy for the Control of Citrus Leafminer in Texas.