论文部分内容阅读
海城市王石乡龙梧村农民李来林种植的5亩玉米参加省玉米高产竞赛。去年9月25日,省、市、县、乡农业部门及有关专家,对这块田进行测产验收,认定亩产921.9公斤,获得一等奖。主要栽培措施:1.采用地膜覆盖.地块平肥、棕壤土,前茬大豆南北垄向,垄长280米。地块进行秋翻、秋耙,早春再进行耙压整地,然后趟沟(15厘米深),起大垄,垄宽84厘米。搂平垄面作床,每亩用150克阿特拉津、300克拉索对60公斤水喷施垄面和垄沟。然后覆膜。2.合理施肥.采用增施农肥、化肥深施、配方施肥,以及适量追施攻粒肥的办法。结合早春作垄,垄面撒施优质农肥(每亩3000公斤),撒肥后与表层土壤(15厘米)充分拌合,再平整垄面。采用垄面开沟(播种行下面)深施的方法,亩施磷酸二铵13公斤、尿素30公斤、硫酸钾10公斤,用土隔开化肥后播种。8月10日追施攻粒肥,每亩15公斤尿素。
5 acres of corn planted by farmer Li Lulin from Longwu Village, Wangshi Township, Haicheng City participated in the high-yield corn competition in the province. On September 25 last year, the agricultural departments of provinces, cities, counties and townships and relevant experts conducted test and acceptance tests on this field and found 921.9 kilograms of mu per mu to win the first prize. The main cultivation measures: 1. The use of plastic mulch plots, flat brown, brown soil, former crop soybean north-south ridge, 280 meters long ridge. Land plots autumn turn, autumn rake, rake in the early spring to re-ground, and then ditch (15 cm deep), from the big ridge, ridge width 84 cm. Riding the flat surface for the bed, with 150 grams per acre Atrazine, 300 carats of 60 kilograms of water spray ditch and furrows. Then covered. 2. Reasonable fertilization. Adoption of increasing manure, fertilizer deep, formula fertilization, as well as the amount of topdressing granulation methods. Combined with the early spring ridge, ridge spreading high-quality agricultural fertilizer (3000 kg per acre), after spreading fertilizer and surface soil (15 cm) full mixing, and then flat ridge. The use of ridge ditch (sowing line below) deep Shi method, Mushi Shi DAP 13 kg, urea 30 kg, potassium sulfate 10 kg, separated with soil after fertilizing sow. August 10 chase granulation fertilizer, 15 kg of urea per acre.