Results 231 to 240 of about 623,836 (292)

Rice Water Weevil Control, 1981

Insecticide and Acaricide Tests, 1982
Abstract Rice was planted Apr 28 in Crowley silt loam at the Rice Research and Extension Center, Stuttgart, AR. Both tests were arranged in a randomized complete block design with 4 (Test I) or 3 (Test II) replications. All plots were sampled for root-feeding larvae by taking 5 soil cores (9 cm dia x 7 cm deep) from the drill rows of ...
D. R. Morgan, P. H. Slaymaker, N. P. Tugwell   +2 more
openaire   +1 more source

Rice Water Weevil Control, 1984

Insecticide and Acaricide Tests, 1985
Abstract Rice was planted in Crowley silt loam at the Rice Research and Extension Center in Stuttgart, AR; ‘Lebonnet’ was planted on 14 May for the first two tests and ‘Bond’ on 21 Jim for the third. Plots for the first preflood test were 6 ft x 15 ft; all other plots were 5-ft dia and surrounded by aluminum flashing to prevent water ...
D. R. Morgan, N. P. Tugwell
openaire   +1 more source

Rice Water Weevil Control, 1982

Insecticide and Acaricide Tests, 1984
Abstract Insecticides were evaluated in five experiments at the Rice Res. and Ext. Cent, in Stuttgart, Ariz. Rice was planted in Crowley silt loam: ‘Starbonnet’ on 11 May for tests I to IV and ‘Lebonnet’ on 8 June for test V. Each test was arranged in a randomized complete block design with four (Tests I and II) or three (Tests III to V)
D. R. Morgan, P. H. Slaymaker, N. P. Tugwell   +2 more
openaire   +1 more source

Efficacy Assessment of Different Botanicals Against Rice Weevil (Sitophilus Oryzae) in Stored Rice

SAARC Journal of Agriculture
Rice weevil (Sitophilus oryzae) is the major seed destroyer in stored grain, causing both quantitative and qualitative losses. Traditional approaches utilizing chemical insecticides including fumigants to address this problem present environmental risks ...
T. K. Roy
semanticscholar   +1 more source

The chemical grain composition of wheat and barley affectsthe development of the lesser grain borer (Rhyzopertha dominica F.) and the rice weevil (Sitophilus oryzae L.)

Journal of Plant Protection Research
The lesser grain borer (Rhyzopertha dominica F.) and the rice weevil (Sitophilus oryzae L.) are stored grain pests that cause significant economic losses in grain storage.
O. Kosewska, M. Nietupski, Stanisława Koronkiewicz, S. Przemieniecki   +3 more
semanticscholar   +1 more source

Effects of sulfur dioxide fumigation on mortality of confused flour beetle (Coleoptera: Tenebrionidae) and rice weevil (Coleoptera: Curculionidae)

Journal of Economic Entomology
Sulfur dioxide (SO2) fumigation was studied in laboratory to determine its potential as an alternative treatment for postharvest control of stored product insects, confused flour beetle, Tribolium confusum Jacquelin du Val (Coleoptera:Tenebrionidae), and
Yong-Biao Liu
semanticscholar   +1 more source

Rice Water Weevil Control, 1986

Insecticide and Acaricide Tests, 1987
Abstract Rice was planted 22 May on loessial silt loam soil at the Macon Ridge Branch of the Northeast Research Station. The experimental design was a randomized complete block design with 4 replications. All plots were sampled for root feeding larvae by taking 3 soil cores (9 cm dia × 10 cm deep) from drills rows, once a week, for 4 ...
openaire   +1 more source

Rice Stink Bug and Rice Water Weevil Control, 1982

Insecticide and Acaricide Tests, 1984
Abstract Insecticides were tested on heading rice at the Rice Res. and Ext. Cent, at Stuttgart, Arz., for control of rice stink bug and rice water weevil adults. Both insect species were exposed to insecticides by confining them together on rice panicles with organdy sleeve cages (30 cm diam. by 55 cm long). First, cages were placed over
Fahmy El Abdallah, D. R. Morgan, N. P. Tugwell   +2 more
openaire   +1 more source

Rice Water Weevil vs. Cycloprothrin, 1990

Insecticide and Acaricide Tests, 1991
Abstract The experiment was conducted at the TAMU Agricultural Research and Extension Center at Beaumont and was arranged in a randomized complete block with 4 treatments and 4 replications. Each plot was 13 × 6 ft, broadcast sown on 2 May to dry soil at 100 lb seed/acre, and fertilized on the same date with urea at 110 lb N/acre.
M. O. Way, R. G. Wallace
openaire   +1 more source

Rice Water Weevil (Coleoptera: Curculionidae) Damage in Florida Rice Fields

Journal of Entomological Science, 2016
Abstract  The rice water weevil, Lissorhoptrus oryzophilus Kuschel, is the most widely distributed and destructive insect pest of rice, Oryza sativa L., in the United States. The objective of this study was to determine overall damage levels of rice water weevils in Florida rice fields.
Ron Cherry, Michael Karounos, Bouazza Sakr   +2 more
openaire   +1 more source