自贵刊1983年第9期刊登“我国罐藏番茄新品种”之后,由于“红丰”(即宅园×北京早红杂交一代)品种早熟、丰产、平均单价和亩产值比一般品种高,尤其是因为早期产量比对照高29.57—56.66％,使其亩产值相应提高22.79—56.71％。我们收到数百封来信,要求购买“红丰”种子和介绍栽培技术。关于种子早已售完,现可预订明年种子。为满足广大读者要求,下面重点介绍“红丰”品种栽培技术: Since the magazine No. 9, 1983, published “China canned tomato new varieties”, due to “Hongfeng” (ie house × Beijing early red hybrids) varieties of early maturity, high yield, the average unit price and the mu production value is higher than the general varieties, Especially because the early yield was 29.57-56.66% higher than that of the control, which increased its mu production value by 22.79-56.71% accordingly. We received hundreds of letters asking for the purchase of “Hongfeng” seeds and introduction of cultivation techniques. Seeds already sold out are now available for reservation next year. To meet the requirements of the majority of readers, the following highlights the “Hongfeng” varieties of cultivation techniques: