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早稻新品系“5 2 1 3”品质较好 ,湖北省早稻品种区域试验和生产性试验表明 ,“5 2 1 3”一般每公顷产 6 45 0～ 71 0 0kg ,栽培上采取适时早播和插足基本苗等措施 ,栽插规格以 1 0 0cm× 2 3 3cm或 1 3 3cm× 1 6 6cm为宜 ,总施肥量以每公顷纯氮 1 5 0kg的产量最高。
The quality of early rice new line “5231” was better. The regional trial and productive experiment of early rice in Hubei Province showed that “5 2 1 3” generally produced 6 45 0 ~ 71 0 0 kg per hectare, The measures such as basic planting and seedling planting are as follows: planting specifications of 100 cm × 2 3 3 cm or 1 3 3 cm × 1 6 6 cm are appropriate, and the total amount of fertilizer is 150 kg of pure nitrogen per hectare.