Jinke 2

　　Certification Number: Shandong Introduction Variety 2022006

　　Variety Origin: Hybrid variety bred by crossing GF4212 (female parent) and GF1319 (male parent), registered in Shandong Province in 2022 with registration number (Luyinzhong 2022006).

　　Features and Characteristics: The Shandong Province summer-sown growing period is 106 days, 1 day earlier than the control. Seedling sheath is purple, leaves are green, leaf margins are purple, pistils are green, with strong seedling vigor. Plant type is semi-compact, with an average plant height of 265.4cm, ear position at 98cm, and 21 leaves per mature plant. The male spike has 10 to 13 branches, anthers are light purple, and the glumes are green. The ear is cylindrical, with a short peduncle, long bracts, ear length of 21cm, ear diameter of 18.8cm, 20 rows per ear, and 42 grains per row. The peduncle is red. Seeds are dentate, yellow. Seed yield rate is 87.6%. 1000-grain weight is 403 grams, bulk density is 734g/liter, with 10.2% crude protein, 4.7% crude fat, and 58.27% crude starch.

　　Yield Performance: In the 2022 planting trial in Shandong Province, the average yield was 770.74 kg per mu, a 7.32% increase compared to the control Zhengdan variety.

　　Appropriate Range: Suitable for planting in the summer-sowing areas of Shandong Province and similar ecological zones.