Yu Quan 18 maize has good planting performance, high seed yield, good stress resistance, high yield, close planting resistance, high temperature resistance, high rust resistance and no lodging.
Characteristics of Yu Quan 18 Maize Seeds
Plant type
Yu Quan 18 maize has purple leaf sheath at seedling stage, compact plant type, plant height of 280 cm, ear position of 108 cm, leaf number of the whole plant of 2 1, and growth period of about 106 days.
Yu Quan 18 has 3 ~ 8 tassels with yellow anthers and red filaments. Its ear is tubular, its axis is red, its length is 17.4 cm, the number of rows per ear is about 18, and its bald tip is 0.4.
Corn seed
Moreover, the grain of this corn variety is yellow and horse-toothed, with a 1000-grain weight of 333.9 grams. The seeds are yellow and horseshoe-shaped, with a 1000-grain weight of 333.9 grams and a seed yield of 86.9%.
quality
According to 20 16 of Hebei Crop Variety Quality Testing Center, protein is 9.36%, fat is 4.02%, starch is 72.72%, and lysine is 0.24%.
Disease resistance
Appraised by hebei academy of agriculture and forestry Institute of Plant Protection, 20 14 is highly resistant to leaf spot and dwarf mosaic, moderately resistant to stem rot and susceptible to leaf spot.
Identification in 20 15 years: moderately resistant to leaf spot and stem rot, resistant to Curvularia leaf spot and ear rot, susceptible to rough dwarf disease and highly susceptible to head smut.
Yield Performance of Maize Variety Yu Quan 18
Yu Quan 18 jade is suitable for summer sowing and planting in Tangshan, Langfang and its southern summer sowing corn areas. The suitable sowing date is mid-June, and the suitable density is 4500 plants/mu.
20 14, regional test of summer sowing high density group in Hebei province, with an average yield of 764.7 kg per mu; 20 15 years in the same region, with an average yield of 720.6 kg per mu. Production test in 20 16 years, with an average yield of 692.5 kg per mu.