P. Symmons

发表

A Note on Wind-Stable Stone Mantles in the Southern Sahara

P. Symmons, C. Hemming, 1968 .

Temperature Estimates from Models and Observations

P. Symmons, 2011 .

The Effect of Climate and Weather on the Numbers of the Red Locust, Nomadacris septemfasciata (Serv.), in the Rukwa Valley Outbreak Area

P. Symmons, 1959 .

USE OF PASTURE GROWTH INDICES TO PREDICT SURVIVAL AND DEVELOPMENT OF CHORTOICETES TERMINIFERA (WALKER) (ORTHOPTERA: ACRIDIDAE)

P. Symmons, D. Wright, D. Hunter, 1988 .

The development and control of the 1984 plague of the Australian plague locust, Chortoicetes terminifera (Walker)

P. Symmons, D. Wright, 1987 .

Locust displacing winds in eastern Australia

P. Symmons, 1986 .

Control of the Australian plague locust, Chortoicetes terminifera (Walker)

P. Symmons, 1984 .

Persistence and migration of Chortoicetes terminifera (Walker) (Orthoptera: Acrididae) in Australia

P. Symmons, L. McCulloch, 1980 .

Evaluating recent locust research

P. Symmons, 1997 .

Strategies to combat the desert locust

P. Symmons, 1992 .

Pesticide droplet size and efficacy: a series of trials on grasshoppers

H. Dobson, P. Symmons, M. Sissoko, 1991 .

Controlling desert locust nymphs with bendiocarb applied by a vehicle-mounted spinning-disc sprayer

C. Boase, P. Symmons, J. Clayton, 1989 .

A method of investigating the effect of droplet size on pesticide collection by vegetation

A. Dubs, P. Symmons, Lynda G. Dove, 1985 .

The persistence of spray droplets above two vegetation canopies

A. Dubs, P. Symmons, 1984 .

Aerial spraying of wheat: A comparison of conventional low volume with ultra‐low volume spraying

N. Nguyen, P. Symmons, 1984 .

A critique of “Preventive control and desert locust plagues”

P. Symmons, 2009 .

Some Factors affecting Breeding and Oviposition of the Red Locust, Nomadacris septemfasciata (Serv.)

P. Symmons, A. J. Carnegie, 1959 .

Desert locust control strategies

P. Symmons, 1997 .

A morphometric measure of phase in the desert locust, Schistocerca gregaria (Forsk.)

P. Symmons, 1969 .

A computer simulation of Desert Locust band target block detection and demarcation

P. Symmons, 2004 .

WEATHER AND THE LOCUST UPSURGE

P. Symmons, D. Pedgley, 1968 .

THE PATTERNS OF DISTRIBUTIONS OF ADULTS OF THE RED LOCUST (NOMADACRIS SEPTEMFASCIATA SERVILLE) IN AN OUTBREAK AREA

P. Symmons, 1963 .

A review of estimates of numbers in some types of desert locust ( Schistocerca gregaria (Forsk.)) populations

P. Symmons, L. Bennett, 1972 .

Forecasting Locust Outbreaks

D. L. Gunn, P. Symmons, 1959, Nature.

A model to predict the incubation and nymphal development periods of the desert locust, Schistocerca gregaria (Orthoptera: Acrididae)

P. Symmons, J. Reus, 1992 .

The production of distribution maps of the incubation and hopper development periods of the desert locust Schistocerca gregaria (Forsk.) (Orthoptera, Acrididae)

P. Symmons, R. Robertson, K. Wardhaugh, 1974 .