Hechuan Lake Wrinkled Luffa is an agricultural product with geographical indication.

Hechuan Lake Wrinkled Luffa is a specialty of Hechuan, Chongqing.

Fuwou Luffa is an excellent local variety in Hechuan District. The excellent mutant strains in the field have been self-purified for three consecutive years, single-plant single-plant single-melon directional selection and two-year intra-line directional selection. Select and breed three excellent varieties with stable traits and the basic characteristics of Hechuan wrinkled luffa, including earlier female flowers, lower first melon node, higher melon setting rate in the first 25 nodes, and higher early yield. strain, as an excellent germplasm resource to be preserved and utilized. Among them, A8-4-1 appeared 6 days earlier than the first female flower of the self-saved seed of the furrow luffa farmer, the first melon node position was reduced by 5 nodes, and the melon setting rate in the first 25 nodes was An increase of 9 percentage points, the average weight of a single melon increased by 22 grams, and the early yield increased by 731.4 kg/666.7 square meters before July 20, with an increase of 29.87%. It is promoted as an improved variety of Hechuan Fu wrinkled luffa. At the same time, the preferred mutant strain A8-4-1 of Hechuan Fuwou Luffa was used as the hybrid offspring F8-1-1 between the female parent and the foreign variety "Heyin-530". The first melon node is located at node 6, and the first 25 The melon setting rate of each node reached 59, and the early yield before July 20 was 3589.1 kg/666.7 square meters; compared with A8-4-1, the first female flower appeared 4 days earlier, and the first melon knot position was reduced by 1 node. The melon setting rate at the 25th festival increased by 12 percentage points, and the early yield before July 20 increased by 408.94 kg/666.7 square meters, an increase of 12.86%, but its overall performance was slightly inferior to the Chunshuai luffa bred by Chongqing Agricultural Science Institute, which can be used as further research to improve.

In 2014, the "Hechuan Lake Wrinkled Luffa" applied by the Hechuan District Vegetable Technology Guidance Station in Chongqing passed the review and expert review organized by the Agricultural Products Quality and Safety Center of the Ministry of Agriculture, and implemented the national agricultural product geographical indication registration protection.

Region:

Chongqing

Applicant:

Chongqing Hechuan District Vegetable Technology Guidance Station

Location:

2014

Regional Scope

The protection scope of Hechuan Lake wrinkled luffa production area is Nanjin Street, Heyangcheng Street, Diaoyucheng Street, Yun Men Street, Dashi Street, Yanjing Street, Caojie Street, Shuangfeng Town, Shitan Town, Tuchang Town, Qingping Town, Sanhui Town, Laitan Town, Longshi Town, Qiantang Town, Xiaojia Town, Shayu Town, Guandu Town, Xiaomio Town, Shuanghuai Town, Xianglong Town, Tongxi Town, Weituo Town, Taihe Town, Gulou Town, Longxing Town, Sanmiao Town, Longfeng Town, Yanwo Town, Erlang Town*** 30 towns and sub-districts currently have administrative areas under their jurisdiction. The geographical coordinates are 105°58_37" to 106°40_37" east longitude, 29°51_02" to 30°22_24" north latitude, 69 kilometers wide from east to west, and 58 kilometers long from north to south. The geographical indication protection scale of Hechuan Lake wrinkled luffa agricultural products is 1,334 hectares, with an annual output of 50,000 tons.

Product quality characteristics

1. External sensory characteristics: Hechuan Lake wrinkled luffa fruit is long cylindrical, light green, with dark green stripes on the skin, dense white short hairs and wrinkles pleats. A single tender melon weighs 300-500 grams, is 25-30 cm long, has a transverse diameter of 4-5 cm, and is nearly round in cross-section. The flesh is white, with few seeds, easy to peel, dense, tender and crisp, and has a fine taste. 2. Intrinsic quality: hardness ≥7.6kg/cm2, soluble sugar ≥3.0, protein ≥0.20, crude fiber ≤7.8. 3. Quality and safety regulations : The environmental conditions of the production area comply with the regulations of NY5010-2002 "Environmental Conditions of Production Areas of Pollution-free Food and Vegetables", and the product quality conforms to GB18406.1-2001 "Safety Requirements for the Safety and Quality of Agricultural Products and Pollution-free Vegetables".