红麻新品种闽红298的选育

闽红２９８系１９８５年从红麻７２２×青皮三号有性杂交后代中选育而成的红麻新品种。１９８９—１９９７年与青皮三号复壮种进行省内外４６点次对比，平均亩产原麻４２３．３公斤，比青皮三号增产１６．１３％，达极显著。与粤７４—３原种对比４０点次，平均亩产原麻４２５．７公斤，比粤７４—３增产１２．７４％，也达极显著。该品种植株高大、茎粗、有效株数多、抗病力强、丰产稳定性好、适应性广。１９９５—１９９８年省内外累计生产示范６．９４２万亩。

The Breeding of Kkenaf (Hibiscus cannabinus L.) New Variety Ming Hong 298

Minghong 298 is a new Kenaf variety which was selected and bred from F1 of Kenaf 722Qingpi No.3 in 1985. It was compared with rejuvenational seeds of Qingpi No.3 through 46 place-times inside and outside the Province during 1989-1997.The average of dry bark yield per mu was 423.3kg,increased by 16.13% with Qingpi No.3 at the 1% significant level.Also it was compared with original seeds of Yue 74_3 through 40 place-times, the average of dry bark yield per mu was 425.7kg, increased by 12.74% with Yue 74-3 at the 1% significant level either.The variety showed the features of large plant,thick stem,more efficient plants,high disease resistance,high yield stability and wide adaptability.It had accumulatively distributed in 6.942 million mu inside and outside the Province during 1995-1998.