Thema
Journal Article
1.995
quarantine
1.678
COVID-19
1.335
Quarantine
1.150
plant pest
302
plant health
292
SARS-CoV-2
282
pest risk
271
Research Support, Non-U.S. Gov't
248
Agriculture
208
Medicine
202
R
201
农业科技
182
Review
178
European Union
172
pandemic
166
农业科学
164
Chemical technology
149
Nutrition. Foods and food supply
149
covid-19
146
coronavirus
126
mental health
125
Pandemic
115
Coronavirus
108
Public aspects of medicine
105
isolation
102
lockdown
102
Isolation
97
anxiety
97
Mental health
96
Chemistry/ Metallurgy/ Environment/ Mine Industry
91
理工B(化学化工冶金环境矿业)
91
Infectious and parasitic diseases
80
depression
79
畜牧、动物医学、狩猎、蚕、蜂
78
Animal Husbandry and Veterinary
75
动物医学(兽医学)
73
Medicine (General)
72
Depression
71
Plant Protection
69
Medicine & Public Health
68
医药卫生科技
68
医药、卫生
67
Anxiety
66
quarantine pest
63
COVID-19 pandemic
59
Lockdown
59
Covid-19
57
植物保护
55
工业技术
53
mehr ...