Results 11 to 20 of about 6,408 (187)

UJI EFEKTIVITAS LARVISIDA REBUSAN DAUN SIRIH (PIPER BETLE L.) TERHADAP LARVA AEDES AEGYPTI : STUDI PADA NILAI LC50, LT50, SERTA KECEPATAN KEMATIAN LARVA [PDF]

open access: yesJurnal Kedokteran Diponegoro, 2017
Latar Belakang Pengendalian hayati terhadap larva Aedes aegypti semakin banyak digunakan, salah satunya dengan daun sirih. Ekstrak daun sirih efektif dalam membunuh larva Aedes aegypti tetapi pembuatannya cukup rumit untuk dilakukan secara mandiri oleh masyarakat. Penggunaan rebusan daun sirih sebagai larvisida belum pernah diteliti. Tujuan Membuktikan
Alkhonsa Adibah, Edi Dharmana
core   +3 more sources

Physiological mechanisms of resistance to cold stress associated with 10 elite apple rootstocks

open access: yesJournal of Integrative Agriculture, 2018
A study was conducted in attempting to identify the cold-resistant apple rootstocks and to establish a comprehensive evaluation system. In this study, 10 elite apple dwarfing rootstocks (GM256, JM7, M26, M7, SC1, SH1, SH38, SH6, M9, and T337) were ...
Yan-xiu WANG   +5 more
doaj   +2 more sources

Terroir of Winter Hardiness: Bud LT50, Water Metrics, Yield, and Berry Composition in Ontario Cabernet franc [PDF]

open access: yes, 2020
Winter hardiness may be influenced by vineyard terroir-driven factors, and vineyard zones with low water status [leaf water potential (ψ)] could be more winter hardy than vines with high water status (higher leaf ψ).
JASINSKI, MARY   +7 more
core   +1 more source

LT50 of fourth instar larvae after oral infection.

open access: yes, 2022
LT50 of fourth instar larvae after oral infection.
Huabing Wang (2031721)   +7 more
core   +1 more source

The median lethal time (LT50) of Mm and Mm/MmPV1 strains.

open access: yes, 2023
The median lethal time (LT50) of Mm and Mm/MmPV1 strains.
Guogen Yang (15811001)   +7 more
core   +1 more source

TOKSISITAS (LC50 dan LT50) JAMUR ENTOMOPATOGEN Beauveria bassiana (Bals.) Vuill. TERHADAP HAMA ULAT GRAYAK (Spodoptera litura F.) [PDF]

open access: yes, 2020
Toxicity of enthomopathogenic fungi Beauveria bassiana to armyworm (Spodoptera litura) has been investigated in Pest Laboratory of Faculty of Agriculture, Syiah Kuala University, Darussalam, Banda Aceh.
Jauharlina, Jauharlina   +1 more
core   +1 more source

EVALUATION OF Bacillus thuringinesis ALONE OR MIXTURE WITH AMINO ACID FOR CONTROLLING COTTON LEAFWORM , Spodoptera littoralis (Boisd.) [PDF]

open access: yesJournal of Plant Protection and Pathology, 2015
Second instar larvae of Spodoptera. littoralis were fed on caster bean leaves treated with different concentrations of Dipel (Bacillus thuringiensis var. kurstaki).
G. Ebaid   +3 more
doaj   +1 more source

Median lethal times (LT50, days) for all three generations (P–Parental, F1, F2 –Laboratory bred) from all habitat types.

open access: yes, 2022
Median lethal times (LT50, days) for all three generations (P–Parental, F1, F2 –Laboratory bred) from all habitat types.
Ryszard Laskowski (636315)   +3 more
core   +1 more source

Effects of Helicoverpa armigera Nucleopolyhedrosis virus (HaNPV) on the larvae of the diamondback moth, Plutella xylostella (L.) (Lepidoptera: Plutellidae)

open access: yesPlant Protection Science, 2014
Laboratory studies were performed to determine the insecticidal activity of baculovirus against diamondback moth, Plutella xylostella. The nucleopolyhedrosis (HaNPV) was tested against 2nd instar larvae fed on cabbage leaf disks treated with aqueous ...
Zahra MAGHOLI   +2 more
doaj   +1 more source

Divergent thermal specialisation of two South African entomopathogenic nematodes [PDF]

open access: yesPeerJ, 2015
Thermal physiology of entomopathogenic nematodes (EPN) is a critical aspect of field performance and fitness. Thermal limits for survival and activity, and the ability of these limits to adjust (i.e., show phenotypic flexibility) depending on recent ...
Matthew P. Hill   +2 more
doaj   +2 more sources

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