玉米品种穗部性状差异及其对籽粒脱水的影响
李璐璐, 明博, 谢瑞芝, 王克如, 侯鹏, 李少昆

Differences of Ear Characters in Maize and Their Effects on Grain Dehydration
LuLu LI, Bo MING, RuiZhi XIE, KeRu WANG, Peng HOU, ShaoKun LI
表2 穗部指标及其简称
Table 2 Ear parameters and their abbreviations
序号 Ordinal number 指标 Parameter 简称 Abbreviation
1 苞叶层数Bract number BN
2 苞叶最大厚度Max thickness of bract (mm) BTmax
3 苞叶最小厚度Min thickness of bract (mm) BTmin
4 苞叶面积Bract area (m2) BA
5 苞叶面积/果穗表面积 Bract area/ear area BA/EA
6 苞叶长度Bract length (cm) BL
7 苞叶长度/果穗长度 Bract length/ear length BL/EL
8 比苞叶重Bract relative weight (g·m-2) BRW
9 苞叶蓬松度 Fluffy degree of bract BFD
10 苞叶生理成熟期干重Bract dry weight at physiological maturity (g) BDWpm
11 苞叶生理成熟期鲜重Bract fresh weight at physiological maturity (g) BFWpm
12 苞叶生理成熟期含水率Bract moisture content at physiological maturity (%) BMCpm
13 苞叶生理成熟期含水量Bract moisture at physiological maturity (g) BMpm
14 苞叶最大鲜重Max fresh weight of bract (g) BFWmax
15 苞叶最大含水量Max moisture of bract (g) BMmax
16 苞叶最大含水率Max moisture content of bract (%) BMCmax
17 苞叶最小含水率Min moisture content of bract (%) BMCmin
18 苞叶脱水速率Dehydration rate of bract (%·(℃·d)-1) BDR
19 果穗长度Ear length (cm) EL
20 果穗直径Ear diameter (cm) ED
21 穗轴直径Cob diameter (cm) CD
22 果穗夹角Ear angle (°) EA
23 果穗体积Ear volume (cm3) EV
24 穗轴体积Cob volume (cm3) CV
25 穗轴最大含水量Max moisture of cob (g) CMmax
26 穗轴最大含水率Max moisture content of cob (%) CMCmax
27 穗轴生理成熟期含水量Cob moisture at physiological maturity (g) CMpm
28 穗轴生理成熟期含水率Cob moisture content at physiological maturity (%) CMCpm
29 穗轴脱水速率Dehydration rate of cob (%·(℃·d)-1) CDR
30 穗柄长度Ear-pedicel length (cm) EPL
31 穗柄最大含水率Max moisture content of ear-pedicel (%) EPMCmax
32 穗柄生理成熟期含水量Ear-pedicel moisture at physiological maturity (g) EPMpm
33 穗柄生理成熟期含水率Ear-pedicel moisture content at physiological maturity (%) EPMCpm
34 穗柄脱水速率Dehydration rate of ear-pedicel (%·(℃·d)-1) EPDR
35 穗粒数 Grain number per ear GNPE
36 穗行数 Rows per ear RPE
37 籽粒长度Grain length (mm) GL
38 果穗周长/穗行数Ear perimeter/ rows per ear (mm) EP/RPE
39 果穗长度/行粒数Ear length/grain number per row (mm) EL/GNPR
40 单粒所占空间Space of single grain (cm3) SSG
41 生理成熟期百粒干重100-grain dry weight at physiological maturity (g) 100GDWpm
42 生理成熟期籽粒含水率Grain moisture content at physiological maturity (%) GMCpm
43 收获期籽粒含水率Grain moisture content at harvest (%) GMCh
44 生理成熟前籽粒脱水速率Grain dehydration rate before physiological maturity (%·(℃·d)-1) GDRbpm
45 生理成熟后籽粒脱水速率Grain dehydration rate after physiological maturity (%·(℃·d)-1) GDRapm
46 籽粒总脱水速率Total dehydration rate of grain (%·(℃·d)-1) GTDR