And also with the difference in climate and also food availability.
也可能与气候及食物供应的不同有关。
Animal diseases can have major effects on food availability and quality for poor communities.
动物疾病可能对贫困社区的食品可获得性和食品质量产生重要影响。
They suggest what they call the “push effect” of increased food availability and marketing is responsible.
他们认为被他们称之为“推动效应”的丰富的食物供应以及市场营销手段是原因。
They suggest what they call the "push effect" of increased food availability and marketing is responsible.
他们认为被他们称之为“推动效应”的丰富的食物供应以及市场营销手段是原因。
To assess the status of food security - i.e. access to food, food availability and food utilization - in South Africa.
旨在评估南非的食品保障状况，即食品获取、食品供应和食品利用情况。
The population of each of these species is usually held in check by other forces, such as climate, predators or food availability.
每一个物种的数量都受到其他力量的限制，比如气候条件、掠食者的存在和食物的丰富程度。
In humans, going without breakfast may be interpreted by the body as signalling low food availability, since it depresses levels of blood sugar.
对于人类来说，如果他不吃早餐，他的身体可能就会发出“食物供给过低”的信号，因为，不吃早餐会引起血糖水平的降低。
We know, too, that women and young children are among the first to be affected by a deterioration in financial circumstances and food availability.
我们还知道，在财政情况和粮食供应出现恶化时，首当其冲受到影响的是妇女和儿童。
US Food & Nutrition Policies-Ideal vs. Reality: US Food Industry, Agricultural Policy, Food Availability, Consumer Demand and Impact on Dietary Choices.
美国食物和营养政策—理想与现实的对比：美国食物行业，农业政策，食物供应量，消费者的需求和对饮食选择的影响。
Anthropometric data for children aged 1-9 years were used to assess food utilization, and household food inventory data were used to assess food availability.
用1 -9岁儿童的人体测量数据用来评估食品利用情况，而家庭食品库存数据则用来评定食品供应。
In humans, skipping breakfast depresses glucose levels and so may be interpreted by the body as indicating poor environmental conditions and low food availability.
对于人类，不吃早餐会减低血糖水平，因而可能被身体解释为环境贫乏恶劣和缺少食物供给的标志。
The reproductive cycle of marine bivalves is closely related to cycles of nutrient storage and use and to environmental factors such as water temperature and food availability.
海洋贝类的繁殖周期与营养物质储存、利用和环境因子（如海水温度、食物可得性、盐度等）密切相关。
Food availability in the early stages of life may be related to later reproductive success in humans, according to research on birth and harvest records from 18th century Finland.
根据一项对芬兰自18世纪以来人口出生和农作物收获记录进行的研究，在人生开始阶段的食品摄入状况可能会影响到今后的生育成功率
They suggest what they call the "push effect" of increased food availability and marketing is responsible. The upshot is more food in the waste-bin, as well as more in the stomach.
他们猜测其原因是食品供应充足和销售广泛的“推动作用”，使得进肚子的多了，进垃圾桶的也多了。
Thus, their perception of food availability controls their metabolic state, with conservation of energy being the predominant state during scarcity so that nutrients are directed to fat storage.
因此它们对食物供应状态的感知就控制着他们的代谢状态，食物匮乏时以屯积能量为主，从而使营养直接转化为脂肪贮存。
Biologists speculate that the mostly likely cause was a shift in Pacific Ocean currents, but food availability, changing river conditions and predator-prey relationships could be affecting the fish.
生物学家推测，最有可能的成因是太平洋洋流的变化，不过食物的取得、河流环境的改变、生物掠夺关系等，也都可能对鲑鱼造成影响。
Researchers believe wide availability of cheap food is one of the main drivers.
研究人员认为，廉价食品的广泛供应是主要驱动力之一。
Food processing destroys some nutrients, but can also inactivate toxins and increase the availability of other nutrients.
食物加工破坏一些营养物质，但也可以灭活毒素，并增加其他营养物质的可用性。
Ensuring the availability of healthy food choices and supporting regular physical activity practice in the workplace.
确保健康食品选择的可用性并支持工作场所的定期身体活动锻炼。
"Decisions about biofuels should take into consideration the food security situation but also the availability of land and water," Diouf said.
“有关生物燃料的决定应当考虑粮食安全形势，但也应考虑土地和水的供应量，”迪乌夫说。
In order to plan the menus they offer to their customers, they need to verify the availability and the prices of the food items from their supplier.
为了对其向客户提供的菜单进行计划，他们需要验证其供应商提供的食品的可用性和价格。
This, says Professor Kenneth Strzepek of the University of Colorado, could mean an 18% reduction in worldwide water availability for food growing by 2050.
科罗拉多大学的肯尼思教授说，这有可能意味着，到2050年，全球可用于食物生长的水源将减少18%。
The health sector has no control over the cheap and convenient availability of processed junk food, the consumption of tobacco and alcohol, and the weight problems that go with sedentary city lives.
卫生部门无法控制方便廉价的垃圾加工食品的泛滥，烟草和酒精消费以及因久坐少动的城市生活而产生的体重问题。
For communities who heavily rely on fisheries, any decreases in the local availability or quality of fish for food or increases in their livelihoods' instability will pose even more serious problems.
对于那些高度依赖渔业的社区而言，当地食用鱼供应量或质量的下降，或他们生计不稳定性的提高，都将引发更为严重的问题。
Doing so, it may be possible to increase the availability and variety of food by improving agricultural productivity and reducing seasonal variations in food supplies.
这样做，可以通过提高农业生产率和减少粮食供应的季节波动，增加粮食的可供量和种类。
Doing so, it may be possible to increase the availability and variety of food by improving agricultural productivity and reducing seasonal variations in food supplies.
这样做，可以通过提高农业生产率和减少粮食供应的季节波动，增加粮食的可供量和种类。
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