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寻找抗源材料是培育小麦抗锈品种的基础工作。 1977年是关中地区近十年来小麦条锈病发生较重的一年,作者赴甘谷、中梁调查中,发现中_4对条锈病有较强的抗性。1979—1981年,在武功对这个抗源材料进行大田分圃种植、多小种鉴定并对其抗锈遗传性进行了初步分析。一、陇南自然发病简况 1977年陇南也是小麦条锈病发生较重的年份。当时当地主要品种阿勃和甘麦8号已完全丧失抗锈性。甘谷川水地种植的天选15、17发病较轻,普遍率和严重度分别为30,5—25,反应型属4级。在中梁山区观
Looking for anti-rust material is to cultivate the basic work of wheat varieties. 1977 is the Guanzhong area in the past decade stripe rust wheat serious occurrence of the year, the author went to Gangu, Liang Zhong survey found that _4 stripe rust resistance. From 1979 to 1981, Wu Guogong conducted field cultivation and multi-seed identification on this anti-source material and conducted a preliminary analysis of its anti-rust inheritance. First, Longnan natural disease profile In 1977, Longnan wheat stripe rust is also a heavy year. At that time, the main varieties of local Abel and Gan Mai 8 have completely lost their rust resistance. On the 15th and 17th days of the cultivation of Kanugawa water, the incidence of the disease is relatively mild with the prevalence and severity of 30,5-25 and the reaction type of 4, respectively. View in the Liangshan area