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研究播期和栽插密度对Ⅱ优084产量构成因子的影响,指出Ⅱ优084在长江中下游地区的适宜播期为5月中旬,中上等肥力水平下的适宜栽插密度为24万穴/hm2。
The effects of sowing date and planting density on the yield components of Ⅱ You 084 were studied. The results showed that the suitable sowing date of Ⅱ You 084 in the middle and lower reaches of the Yangtze River was mid - May, and the suitable transplanting density at middle and upper fertility level was 240 000 / hm2.