论文部分内容阅读
油菜是秋播作物。长江中游地区历来有“九油十麦(农历)”的说法。过去农历9月种油菜,认为是适宜的时期,那时主要种植白菜型油菜,而且是直播的。现在普遍推广了甘蓝型油菜,它比白菜型油菜迟熟,播种期要求提早,同时又大多采用育苗移栽。因此,对“九油十麦”就要进行具体分析了。如在湖北省,甘蓝型中热品种一般在9月(阳历)下旬前期播种育苗,甘蓝型早熟品种在9月下旬后期播种育苗;直播则在10月上旬。白菜型
Rape is autumn crop. The middle reaches of the Yangtze River has always been “nine oil ten wheat (Lunar)” argument. In the past, when the rape was planted in September of the lunar calendar, it was considered a suitable period when the cabbage rape was mainly planted and was broadcast live. Now generally promote the Brassica napus, it late than cabbage rapeseed, sowing requirements earlier, at the same time most of the transplanting seedlings. Therefore, the “nine oil ten wheat” will be a specific analysis. For example, in Hubei Province, middle-heat varieties of cabbage generally sow seedlings in late Sep. (the Gregorian calendar) and early-maturing varieties of cabbage sow seedlings in the late September of September. Live broadcasts are conducted in early October. Cabbage type