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原种是育成品种的原始种子,或生产上推广种植的品种,经过原种生产方法和程序生产的达到原种标准的种子。一般将育种者提供的最原始的、具有最好典型性的一批种子称为原原种。用原原种直接繁殖出来的种子称原种。原种必须符合以下标准:典型性一致,主要特征、特性符合原品种的典型性。原种的田间纯度不能低于99%;由原种长成的棉株,其生长势、抗逆性、丰产性和纤维品质的各项物理指标,均需保持原品种特点。原种是每一轮繁殖种子群体的开端,必须坚持高标准。
The original seed is the original seed of the cultivated variety, or the seed that is cultivated on the propagated cultivar, and reaches the original seed standard produced by the seed production method and procedure. The most primitive, best-of-breed seed that breeders offer is generally called the original seed. Direct breeding of the original seed out of the original species. The original species must meet the following criteria: typical consistency, the main features, characteristics of the original varieties of typical. The original purity of the field can not be less than 99%; grown from the original cotton plants, the growth potential, resistance, high yield and fiber quality of the physical indicators, the need to maintain the original varieties characteristics. The original species is the beginning of each round of breeding seed groups must adhere to high standards.