棉籽仁富含蛋白质和脂肪,是比较理想的植物蛋白质资源之一。但是,现有栽培品种植株及种仁内,含有棉毒素—棉酚,人畜(除反刍动物)食饲有毒,至使这一重要的蛋白质资源在深度开发利用方面受到限制。各国棉花育种家都在致力于低酚棉新品种的培育工作,力图开辟棉株和种仁的多种用途。1952年美国棉花育种家斯 Cottonseed is rich in protein and fat, is one of the ideal plant protein resources. However, existing plant species and kernels contain cotton toxin - gossypol, which is toxic to humans and animals (except ruminants) and limits the development and utilization of this important protein resource. Cotton breeders in various countries are committed to the cultivation of new varieties of low-phenolic cotton, trying to open up cotton plants and seeds of a variety of purposes. 1952 American cotton breeder Sri Lanka