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自从“粤园五号”育成推广以来,我们利用该优良品种作为亲本,先后选育出一批较优良的材料和品种。其中“681”、“713”两个品种经广东省1973—1975年区试鉴定和大面积生产表证示范,表现良好,有一定的推广价值。一、“681”、“713”的选育和试验表证经过“681”是1966年以“粤园五号”与“161111”(“58/1613”与“新园二号”杂交后代)杂交,于1972年育成。1972—1975年我所品比试验,“681”平均亩产856斤,比“粤园五号”增产3.93％。1973——1975年全省黄麻品种区试共32
Since the promotion of “Yuanyuan 5”, we have used this excellent variety as the parent and have successively bred a number of superior materials and varieties. Among them, the two varieties “681” and “713” were demonstrated by the district examination and large-area production demonstration in 1973-1975 in Guangdong Province. They performed well and had certain promotion value. First, “681”, “713” Breeding and test certificate After “681” is in 1966 with “Yuanyuan 5” and “161111” (“58/1613” and “new Park II” crossbred) Hybridization, bred in 1972. From 1972 to 1975, I compared the test, “681” an average of 856 kg per mu, “Yue Garden Five,” an increase of 3.93%. 1973 - 1975 province jute variety test a total of 32