The Huanghuaihai area is one of the three main corn producing areas in China, and also the largest summer sown corn planting area in China, with the advantages of large planting area, high yield and good quality, and is the main source of income for many farmers. At present, many farmers and friends are beginning to buy corn varieties to prepare for the summer sowing of the coming year, because a large number of new varieties of corn in China have passed the examination and approval of the state and provinces every year. There are thousands of varieties on the market, in the face of a variety of corn varieties on the market, farmers and friends do not know which variety to choose, today I will introduce a number of new varieties of corn suitable for the Huang-Huai-Hai region, summer planting, for your reference.
Climatic characteristics of the Huang-Huai-Hai region
Huanghuaihai summer corn planting area, the best sowing period in early and mid-June, the early stage is the most prone to high temperature drought, for corn varieties with poor drought resistance, once the water conservancy facilities are not perfect, can not be watered in time, it will cause serious drought of seedlings, resulting in seedling death; in the late stage of corn growth, is the highest temperature season of the year, for heat-intolerant corn varieties, there will be poor pollination, flower grains and bald tips; in the late stage of corn growth, due to the impact of high temperature and heavy rain, Coupled with the influence of unfavorable factors such as poor field ventilation and light transmission, it often causes a large number of plots to lodging and a variety of diseases and pest outbreaks, often resulting in serious yield reductions. Therefore, in the face of these unfavorable natural conditions, the selection of new varieties of corn with good adaptability, resistance to fall and disease resistance, heat resistance and stable yield and high yield is the premise and guarantee for corn to obtain high yield.
Outstanding corn varieties
With the efforts of a large number of breeders, China's corn varieties have been replaced very quickly, as of now, China's corn varieties have been updated 17 times, and each variety of replacement has made China's corn production step up to a new level. After years of cultivation, the following varieties are outstanding and worth promoting. These varieties are: Fengde Cunyu No. 10, Jiaxi 100, Woyu No. 3, Longchuang 310, Yudan 9953, Yufeng 303, Longping 218, Qihua 703, Nongda 372, ZhongkeYu 505, MY73, Jundan 509, Lianchuang 825, Lianchuang 839, Lianchuang 832, ZhengYuanyu 432, Dika 653, NK815, Denghai 533, Denghai 605, Denghai 618, Qiule 368, Xindan 58, Handan 777, Tomorrow 695, Weike 702, WeiYu No. 2, Weiyu 718, Pan Yu 293, Yu he 516, Yu Dan 132, Shengyuan 218, Dr. Jin 825, etc. Although the above varieties will have some problems in different regions and different years, from the planting situation in recent years, the overall performance is still relatively good.
Of course, there are many excellent varieties that can be planted in the Huang-Huai-Hai region, and it is impossible to list them one by one, but only to list some varieties for farmers and friends to refer to when choosing varieties.
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