T/TCAA 002-2024 New hairy sweet potato variety standard

Scope

Scope: This document specifies the origin of the new Mao Yao Nai variety, its botanical morphological characteristics, production performance, quality characteristics, and planting guidelines. This document is applicable to the description and identification of the new Mao Yao Nai variety. 2. Main Technical Content: - Scope: This document specifies the origin of the new Mao Yao Nai variety, its botanical morphological characteristics, production performance, quality characteristics, and planting guidelines. This document is applicable to the description and identification of the new Mao Yao Nai variety. - Normative Reference Documents: The following documents are essential for the application of this document. For dated reference documents, only the version dated on the specified date is applicable to this section. For undated reference documents, the latest version (including all amendment lists) is applicable to this section. - NY/T 848: Technical Conditions for Vegetable Production Sites - Terminology and Definitions: This document does not define any terms or definitions. - Site Requirements (The coordinate regions in the paragraph are not applicable to the description of site requirements; they should be replaced with requirements for soil composition): The production site of the new Mao Yao Nai should comply with the requirements of NY/T 848. - Variety and Characteristics: 5.1 The variety is an early-maturing red-sprouted taro cultivated by farmers in the original Mao area of Taicang City, Suzhou City, through years of selection. 5.2 Botanical Classification: Arum genus, Zingiberaceae family, a wetland herb. 5.3 Leaf stalk characteristics: The leaf stalk of the new Mao Yao Nai is dark green, with characteristics as shown in Table 1. 5.4 Bulb characteristics: The harvested bulbs of the new Mao Yao Nai are characterized by "large red sprouts", with specific characteristics as shown in Table 2. 5.5

Development Information

Related Standards