agronomic 英['əgrəʊnəʊmɪk] 美['əɡroʊnəʊmɪk]
发音：英 [ˌægrəʊnəʊmɪk] 美 [ˌæɡroʊnəʊmɪk]
意思：农业的；农业经济的；农艺学的
用法：agronomy的基本意思是“农业科学”，也可指“农业经济科学”，即农学，是可数名词。
分别的发音：分别 [bié rén]
分别的用法：分别指分开的或分别的人或事物；也指不同的人或事物；分别表示客套用语，一般加人称代词；分别用在动词后面，表示动作或变化。
分别怎么记：可以联想记忆，如“分”和“别”是两个汉字，只要记住它们就可以很容易地记住这两个单词。此外，还可以通过对比记忆来区分这两个单词的不同之处，从而更好地记忆它们。
agronomic是农业科学，它研究农业生产和生物学、化学、物理学、数学、气象学和遥感等学科的关系及其应用，以便充分合理地利用农业资源，提高农产品的产量和品质。
至于农业科学中涉及到的物理现象，以下是一些可能的例子：
1. 光照对植物生长的影响：植物需要光照来进行光合作用，制造自己的食物。不同的植物需要不同强度和频率的光照。
2. 温度对植物生长的影响：温度影响植物的生长、发育、代谢和水分平衡。
3. 水分在农业中的重要性：水是植物生存的基本要素之一，水分对植物的生长、发育、代谢和品质都有重要影响。
4. 土壤物理：土壤的物理性质包括土壤结构、孔隙度、水分和通气性等，这些因素直接影响植物根系的生长和水分、养分的吸收。
5. 机械和机械装置在农业中的应用：农业机械如拖拉机、收割机等可以减轻农民的劳动强度，提高生产效率。
6. 农业能源：农业生产和生活中会使用到各种能源，如太阳能、生物质能、电力等。这些能源的使用对环境的影响也需要考虑。
以上就是一些农业科学中涉及到的物理现象，它们对农业生产有着重要的影响。
Title: Agricultural Management: A Key to Sustainable Farming
Agriculture is the backbone of any society, providing food, fiber, and other essential resources. However, it is also a highly complex and challenging field, requiring effective management to ensure sustainable production and environmental conservation. In this article, we will explore the various aspects of agricultural management, including soil conservation, water management, crop selection, and pest management, that are essential for sustainable farming.
Soil Conservation
Soil is the foundation of agriculture. It provides nutrients for crops and holds water, making it essential to maintain healthy soil quality. To conserve soil, it is crucial to avoid excessive ploughing, which can damage the soil structure and reduce its fertility. Instead, it is recommended to use appropriate tillage methods that maintain soil moisture and fertility.
Water Management
Water is another crucial resource for agriculture. Water management includes proper irrigation techniques, harvesting rainwater, and conserving groundwater. Irrigation systems should be designed to distribute water evenly and avoid wastage. Rainwater harvesting is a cost-effective method of collecting rainwater for later use during dry periods. Groundwater conservation measures should be taken to ensure sustainable use of this critical resource.
Crop Selection
Crop selection is an essential aspect of agricultural management. Crop diversity ensures a stable supply of food and other crops, while also reducing the risk of pest and disease outbreaks. Crop rotation, which alternates different crops on the same plot of land, helps maintain soil health and reduces the risk of soil-borne diseases. Crop varieties should be selected based on their adaptability to local conditions, including soil type, climate, and water availability.
Pest Management
Pests and diseases are a constant threat to agricultural production. Effective pest management strategies include using appropriate pesticides in combination with crop rotation and other cultural practices. It is essential to use environmentally friendly pesticides that are effective but have a minimal impact on the environment and human health. Additionally, integrated pest management (IPM) strategies that integrate cultural, biological, and chemical methods are recommended to ensure sustainable pest control.
In conclusion, agricultural management is essential for sustainable farming. Effective soil conservation, water management, crop selection, and pest management strategies are key to ensuring a stable and productive agriculture that is also environmentally sustainable. By adopting these practices, farmers can increase their yields while conserving resources and reducing environmental impact.