National Gold Jade99

Anti-rust, anti-tilt, high-yield "King of Foliage Tight" Low pest, large ears, even pods, firm seeds, hard seedling, strong ability to push through soil, thin stems, deep kernels, high seed yield91%

Plant height: Short   Low position of the earlage  Disease and lodging resistance Axle Fine Grain Deep Large ears with long, pointed tips 

Features and characteristics:Huanghuaihai Summer Sowing103Day, semi-compact plant type, plant height275Centimeters, ear height112Centimeters, seedling rows16Straight rows, red peduncle, yellow seeds, semi-mouse-tooth shape, 100-seed weight38Grams.

Vaccination identification, highly resistant to gray mold, moderately resistant to southern rust. Grain bulk density770Kilogram/Increased.

Production Performance:Huanghuaihai region's average yield per mu over two years706.0Kilograms, compared to the control Zhengdan958Increase production6.1%。2020Annual production trials, average yield per mu668.6Kilograms, compared to Zhengdan对照958Increase production7.4%。

Cultivation Key Points:Combine local planting practices and soil conditions for timely sowing, and cultivate in medium to high fertility soil.4000-4500Zhu (Pinyin)/Per mu preferred;The principle of less topdressing and more base fertilizer, advocating for increased application of phosphate and potassium fertilizers, and controlling corn borer during the big bell stage.;Harvest when corn kernels have a disappearing milk line or a black layer at the tip, to fully capitalize on the yield potential of this variety.

Suited Area:Ideal for summer planting in corn-growing areas such as Henan, Shandong, Hebei, Shaanxi's Guanzhong Irrigation District, Yuncheng and Linfen cities in Shanxi, parts of Pingchuan in Jincheng city, and northern regions of the Huaihe River in Anhui and Jiangsu provinces, as well as the Xiangyang area in Hubei Province.