蓝田红明栗的选育研究

20 a来,在选优的基础上,采用嫁接繁殖方法,经过初选、复选和决选,选育出蓝田红明栗.其坚果重11 g,糖分含量15.5,出实率41.3,冠幅投影产量0.42 kg/m2,结果早、坚果大,抗逆性强,适宜陕西秦岭山区,可作为一个地方优良品种进行推广.

Breeding Research of Lantian Bright-bed Chinese Chestnut

Based on the selection of the best seeds, the Lantian bright red Chinese chestnut has been bred by grafting and through the process of primary selection, second selection and final selection, which has gone through the time of 20 years. The nut of this species weighs 11 grams that includes 15.5 percent carbohydrate and 41.3 percent pulp, with projective canopy yield 0.42 kilogram per square meter. At the same time it also takes on such characteristics as fruiting earlier, big nut, strong adverse environment resistance and adaptation to Qinling mountainous area in Shaanxi province, therefore it can be extanded a good quality local species.