土壤耕作技术对小麦出苗质量、根系功能及粒重的影响

申冠宇,杨习文,周苏玫,梅晶晶,陈旭,彭宏扬,蒋向,贺德先

Impacts of Soil Tillage Techniques on Seedling Quality, Root Function and Grain Weight in Wheat

GuanYu SHEN,XiWen YANG,SuMei ZHOU,JingJing MEI,Xu CHEN,HongYang PENG,Xiang JIANG,DeXian HE

表4 不同土壤耕作技术对小麦产量及其构成因素的影响

Table 4 Effects of different soil tillage techniques on wheat grain yield and its components

年份 Year 处理 Treatment 穗数 Spikes per unit soil area (×104·hm-2) 穗粒数 Grains per spike 千粒重 1000-grain weight (g) 籽粒产量 Grain yield (kg·hm-2) 2016-2017 RT+H 543.79a 45.33abc 37.97b 7932.50bc RT+H+C 533.42ab 42.00c 42.80a 8003.00ab RT+C 580.85a 42.33bc 39.37ab 7634.50d RT 468.75c 46.00ab 34.87b 7295.00e DT+RT 492.84bc 45.33abc 36.93b 7230.00e DT+RT+C 549.35a 48.33a 35.00b 7719.50cd DT+H+C 544.36a 47.33a 36.83b 8192.00a DT+H 546.57a 46.67a 36.87b 7662.50d 2017-2018 RT+H 605.77ab 40.53b 36.46b 6156.25bc RT+H+C 652.62ab 42.87b 38.34b 6257.20b RT+C 636.41ab 41.07b 34.60c 6013.10cd RT 594.66b 40.33b 33.02c 5487.15e DT+RT 600.03ab 39.13b 32.81c 5960.10d DT+RT+C 627.62ab 42.00b 37.97b 6052.35cd DT+H+C 678.37a 47.60a 44.23a 6501.10a DT+H 606.51ab 41.27b 36.84b 6042.15cd