Distribution of the introduced Argentine ant (Iridomyrmex humilis) in natural habitats of the lower Sacramento valley and its effects on the indigenous ant fauna.

Ward, P. S., (1987). Hilgardia 55(2), 16pp. English language

A site index system for redwood and Douglas-fir in California's North coast forest.

Wensel, L. C., Krumland, B., (1986). Hilgardia 54(8), 14 pp. English language

Sampling mites in almonds: I. Within-tree distribution and clumping pattern of mites with comments on predator-prey interactions.

Wilson, L. T., Hoy, M. A., Zalom, F. G., Smilanick, J. M., (1984). Hilgardia 52(7), 1-13. English language

Competitive interactions among endophagous parasitoids of potato tuberworm larvae in southern California.

Flanders, R. V., Oatman, E. R., (1987). Hilgardia 55(1), 34pp. English language

Effect of common knotweed (Polygonum aviculare) on abundance and efficiency of insect predators of crop pests.

Bugg, R. L., Ehler, L. E., Wilson, L. T., (1987). Hilgardia 55(7), 52pp. English language

Factors affecting vegeation on a serpentine soil. II. Chemical composition of foliage and soil.

Koenigs, R. L., Williams, W. A., Jones, M. B., Wallace, A., (1982). Hilgardia 50(4), 15-26. English language

Habitats and dispersal of the principal leafhopper vectors of Pierce's disease bacterium in the San Joaquin Valley.

Purcell, A. H., Frazier, N. W., (1985). Hilgardia 53(4), 31pp. English language

Effect of malathion-bait sprays on biological control of insect pests of olive, citrus, and walnut.

Ehler, L. E., Endicott, P. C., (1984). Hilgardia 52(5), 47 pp. English language

Eutypa armeniacae in apricot: pathogenesis and induction of xylem soft rot.

English, H., Davis, J. R., (1978). Hilgardia 46(6), 193-204. English language

Natural enemies of Convolvulus arvensis in western Mediterranean Europe.

Rosenthal, S. S., Buckingham, G. R., (1982). Hilgardia 50(2), 19 pp. English language