“适时早播”是辽宁省农业科学院“六五”期间在阜新地区取得的科研成果———“六改”的核心内容之一。在与阜新相类似的风沙半干旱地区推广，已显出它具有可行性和明显的增产效果。阜新市政府非常重视“适时早播”技术推广工作，决心很大，常抓不怠，对促进全市旱粮生产... “Early bird sowing on time” is one of the core contents of the “six reforms” made by scientific research achievements made by Fuxin in the “Sixth Five-Year Plan” period of Liaoning Academy of Agricultural Sciences. Promotion in arid and semi-arid areas similar to Fuxin has shown its viability and significant yield enhancement. Fuxin city government attaches great importance to “timely and sowing” technology promotion work, great determination, often caught not idle, to promote the city’s dry grain production ...