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本试验是在湖南省种子公司布置的寄插一期父本制种的基础上的改良试验,也就是只要一期父本制种,不寄插。但对它按不同秧苗素质分类插植的方法,这样更省工省肥。一、试验的基本情况与方法本试验供试组合V_((?)4),R,4/12播种,5/15按不同种苗素质分类:一本4苗的上等秧充当一期父本栽插;一本3苗的中等秧充当二期父本栽插,一本1～2苗的差等秧充当三期父本栽插。每蔸均插双本,即一期父本每蔸
This experiment is an improvement experiment based on the arrangement of one parental plantation of Hunan Province seed company, that is, as long as a period of paternal plantation, do not send in. However, it is classified according to different methods of planting seedlings quality, so more provincial labor saving. First, the test of the basic situation and methods for the test combination V _ ((?) 4), R, 4/12 sowing, 5/15 according to different seedling quality classification: a 4 seedling seedlings as a parent The planted; a 3-seedlings of medium-sized seedlings planted as a second period of the parent, a 1 to 2 seedlings of seedlings such as poor seedlings planted as three. Each 蔸 are inserted double, that is, a father of each 蔸