以二年生草本花卉黑心菊为材料，研究了温室环境对其生长的影响。
The influence of greenhouse environment on the growth of in rudbeckia hirta a biennial herbaceous flower was studied.
多年生草本，一年生草本，二年生草本，无茎的或，具茎具上升或外倾嫩枝从一块根那里的很少。
Herbs perennial, annual, or biennial, acaulescent, rarely caulescent with ascending or decumbent shoots from a caudex.
沙芥属蔬菜是十字花科，二年生草本植物，主要分布于蒙古高原，是沙区人民广泛喜食的野生蔬菜。
Puionium Gaertn. is a cruciferous, biennial herb, distributed mainly in Mongolia Plateau area. it is the people's extensive eat wild vegetables.
芹菜是伞形花科、二年生的草本植物，又名芹、药芹、蒲芹。
Celery is the umbrella-type family and biennial herb, also known as celery, celery drugs and Parsnip .
芹菜是伞形花科、二年生的草本植物，又名芹、药芹、蒲芹。
Celery is the umbrella-type family and biennial herb, also known as celery, celery drugs and Parsnip .
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