Drought tolerance is not often considered as an independent trait by breeders. The objective of this study was to evaluate and identify drought tolerant genotypes using eight drought tolerance indices namely the Stress Susceptibility Index (SSI), the YSI, the YR (Yr), yield index...
Open access
Research Article10.9734/ajob/2023/v19i2363
This study evaluated the responses of two buckwheat varieties, K+ and Kz, to diurnal variation in vapour pressure deficit (VPD), water deficit, and mineral fertilisation under pot and field conditions in Niger. Transpiration was monitored during two days with contrasting atmosphe...
Open access
Research Article10.9734/ajob/2026/v22i9693
In the Sahel, groundnuts play a major role in human and animal nutrition, as well as in cropping systems. However, this crop is often grown on nitrogen- and phosphorus-poor soils, accompanied by pockets of drought during the cycle. This can have negative effects on its agronomic...
Open access
Research Article10.9734/ajob/2025/v21i2484
Nitrogen is the most limiting plant nutrient element of soils in Niger. Farmers apply nitrogen to increase yield of cereal crops. A survey conducted at Djirataoua in southern Niger, revealed that wheat growers applied nitrogen fertilizer with less technical knowledge resulting in...
Open access
Research Article10.9734/ijpss/2024/v36i115176
Okra is a very important plant in Niger for its fruit. However, its cultivation is mainly practiced during the rainy season. Unpredictable weather results in low yields for this rainfed crop. This study focuses on the variability of morphological types of okra accessions in a rur...
Open access
Research Article10.9734/ajob/2026/v22i1612