Walnut aphid investigations: 1951 tests on Payne walnuts help develop economical control program under northern California conditions

Walnut aphid investigations: 1951 tests on Payne walnuts help develop economical control program under northern California conditions

Satisfactory and economical control of the walnut aphid throughout the season is possible.

Sonraí bibleagrafaíochta
Príomhchruthaitheoirí:	A Michelbacher, O Bacon, W Wade
Formáid:	Alt
Teanga:	English
Foilsithe / Cruthaithe:	University of California Agriculture and Natural Resources 1952-04-01
Sraith:	California Agriculture
Rochtain ar líne:	https://californiaagriculture.org/article/114586-walnut-aphid-investigations-1951-tests-on-payne-walnuts-help-develop-economical-control-program-under-northern-california-conditions

Míreanna comhchosúla

Codling moth on walnut: 1951 tests compare effectiveness of conventional and air-carrier sprayers on Payne walnuts in northern California
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1952-02-01)

Codling moth on walnuts: Tests made on Payne walnuts in northern California compared effectiveness of sprays and types of sprayer
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1953-03-01)

Payne walnuts: Codling moth investigations in northern California and recommendations for 1949
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1949-03-01)

Walnut aphid study: Shows systox promising material for conditions in northern California
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1953-04-01)

Investigations on the control of codling moth on the payne walnut in central California
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1947-06-01)

Walnut aphid
de réir: W Middlekauff, et al.
Foilsithe / Cruthaithe: (1948-04-01)

Timing of spray treatments for codling moth: Control on Payne walnuts in northern California influenced by size of nuts when sprayed
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1950-03-01)

Filbertworm control trials: Two new insecticides tested on Payne, Franquette and Hartley walnuts in two experimental orchards in northern California
de réir: A Retan, et al.
Foilsithe / Cruthaithe: (1958-04-01)

Walnut aphid control: Aphicide in May codling moth spray effective in northern California
de réir: W Middlekauff, et al.
Foilsithe / Cruthaithe: (1950-05-01)

Walnut pest studies, 1950: Conventional and air carrier sprayers compared in codling moth and aphid control for northern California
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1951-04-01)

Walnut aphid control: Studies in northern California of effectiveness of addition of aphicide to codling moth spray
de réir: W Middlekauff, et al.
Foilsithe / Cruthaithe: (1949-04-01)

Walnut aphid investigations: Tests in northern California during the 1953 season stressed need for thorough treatment for control
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1954-07-01)

Spider mites on walnuts: Continued experiments in northern California groves indicate insect control program to keep mites in check
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1952-06-01)

Walnut aphid investigations: Evaluation of new and old aphicides object of experiments conducted in northern California test plots in 1958 season
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1959-03-01)

Sunburn protection for newly-grafted Payne walnuts
de réir: G Sibbett, et al.
Foilsithe / Cruthaithe: (1975-04-01)

Migrating aphids on walnuts: Regimentation of aphid-free orchards a constant threat from infested orchards on windward side
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1953-06-01)

Soft scales on walnut in 1956: Increase in soft scale populations on walnuts in northern California effected by several factors in complex problem
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1957-03-01)

Filbertworm control: Experimental insecticides show promise in tests on northern California walnuts
de réir: A Retan, et al.
Foilsithe / Cruthaithe: (1959-07-01)

Spider mites on walnuts: False spider mite, European red mite, and Pacific spider mite infestations in northern California walnuts during 1955
de réir: A Michelbacher
Foilsithe / Cruthaithe: (1956-07-01)

Walnut aphid management …aphid effects on walnut production and quality
de réir: M Barnes, et al.
Foilsithe / Cruthaithe: (1971-05-01)

Orchard and plant management affect control of navel orangeworm on walnuts in northern California
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1961-09-01)

Imported french parasite of walnut aphid established in California
de réir: E Schlinger, et al.
Foilsithe / Cruthaithe: (1960-11-01)

Navel orangeworm: Field control of walnut pest in northern California aided by restrictive measures
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1955-03-01)

Codling moth investigations: Severe infestations in northern California walnut orchards in 1958 followed conditions favorable to the second brood
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1959-04-01)

Systemic pesticides on walnut: Preliminary studies promising for control of European red mite and walnut aphid in southern California
de réir: J Ortega
Foilsithe / Cruthaithe: (1953-10-01)

The walnut husk fly: Pest new in northern California found in Sonoma valley and near Santa Rosa
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1956-05-01)

Northern California walnuts: Environmental resistance a factor in the control of codling moth populations shown in tests at Linden
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1950-07-01)

…Walnut aphid and the sunburn problem
de réir: G Sibbett, et al.
Foilsithe / Cruthaithe: (1971-05-01)

Aphid resistant to parathion: Strain of walnut aphid in Sun Jose area found to have developed definite resistance to parathion
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1954-05-01)

Navel orangeworm on walnuts: Infestations in northern California orchards dependent on population overwintering in past crop's waste left in field
de réir: A Michelbacher
Foilsithe / Cruthaithe: (1956-06-01)

Walnut aphid control: Comparative study of control treatments made during heavy infestations in 1956
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1957-05-01)

Filbertworm Injury to Walnuts
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1956-01-01)

Codling moth infestations up: Damage to harvested walnuts increased markedly in northern California during the 1956 season in comparison with 1955
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1957-02-01)

Dusky-veined walnut aphid studies
de réir: W Olson
Foilsithe / Cruthaithe: (1974-07-01)

Codling moth on walnuts in '55: Downward trend in infestations of 1955 in northern California not uniform and need of control treatments in 1956 indicated
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1956-02-01)

Induced increase of soft scale: Imbalance between scales and natural enemies on walnut trees in northern California results in scale population increases
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1958-11-01)

Guthion-resistant strain of walnut aphid parasite
de réir: M Hoy, et al.
Foilsithe / Cruthaithe: (1988-07-01)

Calico scale on walnuts: Problem of soft scales on walnut increasing but natural enemies still exert suppressing influence on calico scale
de réir: A Michelbacher, et al.
Foilsithe / Cruthaithe: (1956-09-01)

Effect of environment on reproduction in dusky-veined walnut aphids
de réir: W Olson
Foilsithe / Cruthaithe: (1975-05-01)

Walnut aphid becoming a costly midsummer pest
de réir: G Sibbett, et al.
Foilsithe / Cruthaithe: (1982-05-01)