Results 81 to 90 of about 45,121 (259)

Uji LC50 Limbah Tahu Terhadap Ikan Nila (Orechromis Niloticus) Umur 2 Bulan di Banjarbaru [PDF]

open access: yes, 2014
: LC 50Test of Tofu Waste Water to Tilafia (Orechromis niloticus) aged 2 months in Banjarbaru. Tofu industrial wastewater with a low pH, 0 mg/l DO and a temperature of 32°C when discharged without treatment into receiving water bodies will lead to the ...
Hardiono, Hardiono, Rahmawati, Rahmawati
core   +1 more source

BIOAKTIVITAS PESTISIDA BATANG BROTOWALI TERHADAP MORTALITAS HAMA Aphis gossypii (HEMIPTERA: APHIDIDAE) PADA TANAMAN KAILAN (Brassica oleracea var. alboglabra)

open access: yesJurnal HPT (Hama Penyakit Tumbuhan)
Aphis gossypii Glover (Hemiptera: Aphididae) merupakan hama penting pada tanaman kailan (Brassica oleracea var. Alboglabra). Pengendalian A. gossypii pada tanaman kailan dengan menggunakan pestisida sintetik berbahan aktif Chlorpyrifos secara tidak ...
Ayunda Margaretha   +4 more
doaj   +1 more source

Integrating bioassays and transcriptomics to detect neonicotinoid resistance in Australian Bemisia tabaci MEAM1

open access: yesPest Management Science, EarlyView.
The Bemisia tabaci MEAM1 strain GR15‐1R shows partial resistance to neonicotinoids (bottom), which correlates with an increased expression of the P450 gene CYP6CM1 compared to the insecticide‐susceptible strain SU07‐1 (top). Abstract BACKGROUND Bemisia tabaci MEAM1 is a highly invasive and polyphagous pest species of agricultural and horticultural ...
Cao (Grace) Fang   +5 more
wiley   +1 more source

UJI ANTIOKSIDAN DAN TOKSISITAS EKSTRAK POLONG CENGKEH (SYZYGIUM AROMATICUM) SERTA PENENTUAN NILAI LC50 dan IC50 [PDF]

open access: yes, 2023
Indonesia merupakan negara produsen cengkeh terbesar di dunia. Tanaman cengkeh merupakan tanaman asli Indonesia yang banyak digunakan sebagai rempah dan obat-obatan. Cengkeh mengandung 70-96% antioksidan fenol berupa eugenol.
Agustina, Yolanda
core  

Characterization of Cry2Ab2 resistance in Crocidosema sp. (Lepidoptera: Tortricidae): resistance selection, inheritance, cross‐resistance patterns, and fitness costs

open access: yesPest Management Science, EarlyView.
This article reports the first characterization of Cry2Ab2 resistance in Crocidosema sp. Resistance appears to be autosomal and incompletely recessive, with a major‐gene contribution and potential involvement of additional genetic factors, and did not confer cross‐resistance to Cry1Ac or Cry1A.105. Abstract BACKGROUND The soybean bud borer, Crocidosema
Venicius E Pretto   +12 more
wiley   +1 more source

Southwestern Kentucky Larval Cheumatopsyche LC50 Values

open access: yes, 2011
Cheumatopsyche from two Southwestern Kentucky streams were collected during July and August 2004. Specimens were taken to the laboratory to determine baseline atrazine 24 hour LC50 values.

core  

LC50 and LC95 of the used essential oils after 24 hours of application.

open access: yes, 2022
LC50 and LC95 of the used essential oils after 24 hours of application.
Hesham A. Mahran (11648632)
core   +1 more source

The use of essential oils for the control of Callosobruchus subinnotatus (Pic) in stored Vigna subterranea L.

open access: yesJulius-Kühn-Archiv, 2018
Studies were conducted in the Crop Science laboratory, University of Calabar to evaluate the insecticidal actions of essential oils (EOs) of Xylopia aethiopica, Dennetia tripetala, Pysostigma venenosum and Senna hirsuta in the management of ...
Umoetok, Sylvia Bassey   +2 more
doaj   +1 more source

Rapid evolution and genetic basis of spinetoram resistance in Phthorimaea absoluta: evidence from six years of monitoring and laboratory selection

open access: yesPest Management Science, EarlyView.
Resistance to spinetoram in Phthorimaea absoluta is rapidly selected and functionally recessive at field‐relevant concentrations. Metabolic detoxification contributes partially, while cross‐resistance to spinosad and increased susceptibility to diamides and isoxazolines highlight practical options for resistance monitoring and insecticide rotation ...
Teófilo P. Langa   +3 more
wiley   +1 more source

DETERMINATION OF ACUTE TOXICITY OF COPPER AND COBALT FOR TILAPIA NILOTICA

open access: yesJournal of Bioresource Management, 2015
During the present investigation, the 96-hr LC50 and lethal concentrations of copper and cobalt for Tilapia nilotica were determined under controlled laboratory conditions at constant pH (7.25), total hardness (255 mgL-1) and temperature (30 °C). During
Asif Naseem, Asmat Ullah, Jibran Haider
doaj   +1 more source

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