Optimizing black cumin (Nigella sativa L.) productivity under semi-arid conditions: effects of sowing date and seed rate on seed yield and oil content
Black cumin (Nigella sativa L.) is a very important medicinal plant; however, its productivity in rainfed semi-arid environments is increasingly threatened by changing climate conditions. Mitigating the negative impacts of climate change may be possible through agricultural practices such as early sowing and seed rate....