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对早熟育种的几点基本认识 一 品种早熟性的概念,应当包括形成品种种性的环境条件在内,因而一个品种成熟期的迟早,决不是固定不变的,而是随着各年生长季节中气候条件及其他栽培条件的改变,相应地在一定范围内有所变化;而且在某一个地区育成的早熟品种,引入异地栽培,在异地生活条件显著改变的影响下,早
A few basic understanding of precocious breeding The concept of precociousness of a variety of varieties should include the formation of variety of environmental conditions, so sooner or later, a variety of maturity, by no means fixed, but with each growing season Climate conditions and other changes in cultivation conditions, accordingly, within a certain range of change; and breeding in some one area of precocious varieties, introduced in different places cultivation, under the influence of significant changes in living conditions in different places, as early as