How to sow spring corn in drought-resistant conditions? Detailed explanation of planting key points
1. Base fertilizer: Spring corn should be fertilized according to the basic principles of base fertilizer as the main part and topdressing as the supplement; farmyard manure as the main part and chemical fertilizer as the supplement; nitrogen fertilizer as the main part and phosphorus fertilizer as the supplement; ear fertilizer as the main part and grain fertilizer as the supplement. Base fertilizer should generally account for about 70% of the total fertilization amount, and most phosphorus fertilizer should also be applied together with the base fertilizer, generally applied in the previous year combined with autumn plowing....
Because of the low precipitation in the spring corn planting areas of northern China since last winter and this spring, spring drought may lead to a decline in sown area, delayed sowing dates, and phenomena such as incomplete and uneven emergence and missing seedlings with broken rows, which will directly affect this year's corn production. In order to provide technical guidance for drought-resistant corn production, the expert group of the Agricultural Science and Technology Household Demonstration Project of the Ministry of Agriculture organized experts from corn implementation provinces and demonstration counties to write a plain-language bulletin on drought-resistant sowing technology.