1 Concept and Roles of Distant Cross 远缘杂交的过概念和作用 1. The Concept of Distant Cross p. 159 Distant Cross Between Species Distant cross- Distant hybridization- Wide cross Sub-distant Cross: Between Subspecies Near Cross: Between Varieties

S1 Polyploidy in Plants 植物的多倍性 1.The Concept and Types of Plant Polyploidy p.169 (1)Plant Ploidy:

Class Test 3 Translate the following terms （1) Homogeneous and homozygous Cultivars同质纯合型品种 （2) Homogeneous and heterozygous Cultivars同质杂合型品种 （3) Heterogeneous and homozygous Cultivars异质纯合型品种 （4) Heterogeneous and heterozygous Cultivars异质杂合型品种

The Crop Quality Nutritive Quality (Protein, amino acid, fatty acid, ..... Processing Quality (Milling, baking, toasting, cooking, frying...) Commercial Quality (External appearance, taste, ..... The Significance of Crop Quality

1. Current Regulations of Agricultural seed Production 2. (1)The Current Seed Law of P.R. China 3.(2)Registration and release of plant cultivars 4.(3) Plant Breeders right 5.()Requirements for the seed Enterprises: Capitalasset; Physical/technical conditions

1. What is Plant Heterosis? p. 117 2. Discovery and History of Heterosis Animals Horse x donkey, 1400 years ago, China

一、牧草及草坪草种子的形态特征 二、牧草及草坪草种子的解剖结构 三、牧草花序和花的形态 四、牧草种子的分类与检索

一、牧草种子中的水分 二、牧草种子中的营养成分 三、牧草种子中的酶及激素

第一节休眠的概念和意义 第二节牧草种子的休眠类型 第三节种子休眠机理 第四节打破种子休眠的方法

本章主要介绍了牧草种子检验的意 义、程序及方法;在检验程序中又主要 介绍了扦样、净度分析、发芽实验、生 活力测定及水分测定。本章的重点内容 是牧草的净度分析