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IJAAR | Volume 28 | Number 6 | June, 2026

Main actors, marketing channels, harvesting practices, and constraints in the Penja white pepper value chain, Cameroon

Louis Njie Ndumbe*, Audrey Pascale Ndokon, Maximillian Njie Mojemba

Int. J. Agron. & Agric. Res. 28(6), 28-38, June 2026.

DOI: https://dx.doi.org/10.12692/ijaar/28.6.28-38

Keywords: Constraints analysis, Marketing channels, Non-timber forest products, Penja white pepper, Piper nigrum L., Value-chain analysis

Characterisation of Trichoderma spp. and rhizobacteria strains isolated from the rhizosphere of strawberry (Fragaria × ananassa Duch.) in the Menoua Division, Western Cameroon

Francine Tchinda Nindie*, Asafor Henry Chotangui, Kouam Idriss Djoko Frank, Mvondo Awono Jean Pierre

Int. J. Agron. & Agric. Res. 28(6), 19-27, June 2026.

DOI: https://dx.doi.org/10.12692/ijaar/28.6.19-27

Keywords: Biofertilizer, Botrytis cinerea, IAA, Phosphate solubilization, Plant growth-promoting rhizobacteria, Strawberry, Trichoderma

Larval development of black soldier fly (Hermetia illucens Linnaues, 1758) on organophosphate-treated cabbage

Septer C. Sucdad*

Int. J. Agron. & Agric. Res. 28(6), 9-18, June 2026.

DOI: https://dx.doi.org/10.12692/ijaar/28.6.9-18

Keywords: Black soldier fly, Cabbage heads, Organophosphate

Protective effects of exogenous L-proline on germination and early seedling development of soybean under osmotic stress

Samuel Mariano-da-Silva, Rafael Dal Bosco Ducatti*, André Luiz Radünz, Marco Aurélio Tamontin, Siumar Pedro Tironi, Vanderlei Smaniotto

Int. J. Agron. & Agric. Res. 28(6), 1-8, June 2026.

DOI: https://dx.doi.org/10.12692/ijaar/28.6.1-8

Keywords: Glycine max, Osmotic adjustment, Plant vigor, Saline stress, Seed germination

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