14 citations
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January 2020 in “PloS one” In this study, using light masks to extend photoperiod was effective for maintaining the summer coat in horses and accelerating shedding in outdoor horses, but timing was crucial for success.
11 citations
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August 2018 in “Asian-Australasian journal of animal sciences” This study found that a short daily photoperiod increased crude protein digestibility, secondary hair follicle activity, and cashmere quality in Inner Mongolia white cashmere goats without harming fiber characteristics.
March 2025 in “Frontiers in Veterinary Science” In this study, altering the photoperiod in goats increased hormone concentrations and improved hair follicle development and skin antioxidant capacity, suggesting that short photoperiods may create favorable conditions for cashmere growth.
51 citations
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January 2004 in “Domestic animal endocrinology” This study concluded that an endogenous circannual rhythm of prolactin secretion in mouflon influences their seasonal hair growth and moulting cycle, which varies under different photoperiodic and melatonin treatments.
January 2023 in “Journal of applied animal research” This study found that short-day photoperiod treatment in Shanbei white cashmere goats enhanced cashmere growth, increased secondary follicle density, and altered hormone levels and gene expression related to hair follicle development.