Kohler attributes the immediate cause of the abandonment to problems with corn production at a high altitude during short growing seasons.

科勒认为，（居住地）废弃的直接原因是高海拔地区的玉米生长季节较短，因此生产出现了问题。

Other archaeologists have identified the immediate cause of this abandonment to be a series of short growing seasons that would have put pressure on corn production at that high an altitude.

其他考古学家已经发现导致这种遗弃的直接原因是一系列短暂的生长季节，而这将会给生长在高海拔地区玉米的生产带来压力。

Intensively farmed areas like northeast Brazil and Mexico are likely to see their prime growing seasons fall below 120 days, which is critical for crops such as corn to mature.

巴西东北部和墨西哥等集约化养殖地区的最佳生长期可能会降至120天以下，这对玉米等作物的成熟至关重要。

The coldest growing seasons of the future will be hotter than the hottest in the past.

未来最冷的生长季节将比过去最热的生长季节还来得热。

For instance, a 100-year cold period beginning in 1560 caused shortened crop-growing seasons.

例如始于1560年的100年冷期，造成了农作物生长期的短缩。

How do you analyze weather reports during the critical growing seasons in the grain markets?

你如何分析谷物在生长期的天气预报会对市场造成的影响？

In low latitudes higher temperatures are likely to shorten growing seasons and stress plants in other ways.

在低纬度地区，更高的温度很可能会缩短作物的生长期，以其他的形式对作物产生影响；

In2008, California faced one of its more dramatic growing seasons in years, with frost, heat waves and wildfire smoke.

在2008年，加州面临的一个更引人注目的生长季节里，有霜冻，热浪和野火烟雾。

In 2008, California faced one of its more dramatic growing seasons in years, with frost, heat waves and wildfire smoke.

在2008年，加州面临的一个更引人注目的生长季节里，有霜冻，热浪和野火烟雾。

Tomatoes and corn, for example, each come in varieties that ripen at different times during their respective growing seasons.

比如西红柿和玉米，在它们各自生长的季节里它们成熟的时间各自不同。

But Uganda's traditional growing seasons are shifting, so he is worried about droughts or flash floods that could destroy his crop.

但是乌干达传统的种植季节飘忽不定，他很担心干旱或者暴洪会毁掉他的这些幼苗。

Air temperature in early spring mostly influences growing seasons, and air temperature in late autumn does in a certain degree.

生长季的长度主要受早春气温的影响，也受秋末气温一定的影响。

Food production is likely to be severely affected by a decrease in suitable farm land and decrease in the length of growing seasons.

由于合适的耕种地减少以及生长季节的减短，粮食生产有可能严重受到影响。

Even if it has been, he said, the heating of the planet will be beneficial, resulting in longer growing seasons in the Northern Hemisphere.

即便就算是这样，他说，地球的不断升温也是一种良性的变化，它能延长北半球的生长季节。

Climatically, the gradual change view of the future assumes that agriculture will continue to thrive and growing seasons will lengthen.

如果从渐进式气候变化的角度看，未来农业会持续繁荣，而且作物生长期还会延长。

In alpine villages like Mingyong, the glacial melt has swelled rivers, with welcome side effects: expanded croplands and longer growing seasons.

像明永这个山村，冰川消融使得河流的水量增加，给村庄带来了些许好处：耕地面积扩大了，作物的生长季节也延长了。

As to the rice-growing seasons, there is not any common lineage for the two seasons, and both dominant lineages were filled in the late season group.

从生长季节来看，来源于早、晚季的菌株完全分属于宗谱图的上、下两个半区，彼此之间不存在共同的宗谱；而且两个优势宗谱都集中于晚季供试亚群体。

Higher temperatures could mean longer growing seasons for some farmers but might also bring more pests or change weather patterns that some crops depend on.

——对有些农民来说，高温意味着更长的作物生长期，但是也可能增加害虫的数量，或者改变某些作物赖以生存的气候形式。

Total Ca in needles was lower during fast growing seasons, especially the first fast growing season, and higher or highest during bud flush or pre-dormancy.

速生期杉木针叶全钙较低，尤其是第一个生长高峰期，初期和末期较高或最高。

The fruit growth evolution on 35 tagged 'Fuji' apple trees was observed in three successive growing seasons from 1994 to 1996 to exploit a new method for forecasting the fruit size in early stage.

连续3个生长季跟踪观测了35株成年红富士苹果树的果实生长发育状况，以早期预测采收时果实大小为目标进行相关分析。

The Arctic ice cap fluctuates with the seasons, growing in the freezing winter and shrinking over the summer.

北极冰盖随季节而变化，在严寒的冬季增长而在夏季则会减少。

There seems to be a growing interest in berries, with many more blueberries, blackberries and raspberries appearing on retail shelves the last two seasons.

浆果类植物的需求看似也有增长，过去的两个季度内，零售架上摆出了蓝莓、黑莓和悬钩子。

It's always connected to the seasons, to nature, to what's growing, to celebrations with family and friends.

食物总是和四季，和大自然，和成长之事，和家人与朋友的庆贺密不可分。

Although yield is obviously important to farmers, even more crucial is hedging their bets against famine, spreading the risk by growing many crops, over many seasons, in many locations.

尽管产量显然对农民很重要，但对抗饥荒更关键的是别把赌注下在一种作物上，要通过在多个地方、多个季节里种植多种作物来分散风险。

The trees are tough and adaptable, particularly in areas prone to wildfires and bitter cold, but warmer, dryer seasons and pests are combining to kill off the trees in growing numbers, U.

美国，加拿大的研究院表示，这种松树坚韧，适应力强，尤其在易发生丛林大火的地区和严寒地区。

The diurnal course of photosynthesis of soybean leaves in different development stages, seasons and under different weather and growing conditions were studied.

用同一品种在不同生育期，不同季节、不同天气以及不同生长条件下研究了大豆的光合日变化。