仅自然科学区就涵盖了农学、天文学、生物学、化学、物理学、生态学、地理学等学科。
The Science section alone contains content on topics including agriculture, astronomy, biology, chemistry, physics, ecology and geography.
生理生态学的重点在研究生物个体与其环境的物理、化学特征之间的关系。
Physiological ecology focuses on the relationships between individual organisms and the physical and chemical features of their environment.
能够有效诱导果蔬采后抗病性的因子主要有物理、化学、生物等，其机理是通过生态学和生理生化的变化来提高果蔬对病原菌的抗病性。
Physical, chemical and biological agents were main elicitors being applied, which can change morphology, physiology and biochemistry to improve the natural disease resistance.
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