Brief introduction of seeds of Hongxiang 99 king

Wang of Hongxiang 99 was selected by Hongxiang Seed Industry. The plant type of this variety is semi-compact, the filaments are green, and the main axis of the cylindrical tassel forms an angle with the branches. Hongxiang 99 Wangyu rice has a high yield, with an average yield per mu 1 1,000 kg or more. Its seeds are yellow and horsetooth-shaped, which is suitable for planting in Northeast China and North China.

Introduction experiment of Wang variety Hongxiang 99

The spring sowing growth period of Hongxiang 99 Wangyu rice is about 128 days, the plant height is 270 cm, the ear position is 100 cm, and the plant type is compact. The ear of this maize variety is conical, with ear length 16cm and rows per ear 16 ~ 18. The seeds are yellow and have horse teeth. In terms of quality, 100 grains weigh 36.5 grams, and the red axis.

For plots with medium fertility or above, the suitable density for spring sowing is 4000 ~ 4500 plants/mu, with an average yield of 700 kg per mu. It is suitable for planting in most late-maturing corn areas in Liaoning, and has the characteristics of strong lodging resistance, thick stems and strong wind force of 8.

Variety characteristics of Hongxiang 99 Wangyumi

Inoculation identification

After inoculation, 99 was identified as resistant to Curvularia leaf spot, moderately resistant to leaf spot, head smut, stem rot and other diseases, and its comprehensive disease resistance was very good.

Short poles have good lodging resistance.

99 was planted in Huanghuaihai summer maize area, with an average plant height of 253.6 cm, ear position 100.2 cm, spring sowing average plant height of 270 cm, ear position of 95 cm, compact plant type, developed root system, stout stem, strong elasticity, high lodging resistance and no lodging under strong wind conditions.

Medium maturity

99 Spring sowing in the east of North China, the whole growth period from emergence to maturity 129 days, and the whole growth period of summer sowing in Huanghuaihai area 107 days.

Suitable planting area

The seeds of' 99 Maize King' should be ≥ 10℃ and the accumulated temperature should be about 2750℃, which is suitable for planting in spring maize areas in East China and North China.

In addition,' 99 Corn King' was sown from late April to early May, and the suitable planting density was 4500-5000 plants/mu.

Big spikes or even spikes.

99 is a typical big-spike corn variety, with thick spike, average spike length 18.5 cm, rows 18 ~ 22 rows, red spike axis, yellow grain, half-horse-toothed, and 100-grain weight of 32.7 grams. ..

Good stability and high yield.

99 has good adaptability, stable and high yield, and has been sown in spring in Northeast China and North China for many years.

Average yield per mu in 2009 1072.9 kg; 20 10, average yield per mu 1248.6 kg; 20 1 1, with an average yield per mu of1263.8kg, which is 0/5 ~ 20% higher than that of Zheng Dan 958.