To combat drought and protect the seedlings is a matter of great urgency.
《新英汉大辞典》
2
还有滚轮胎比赛,以及运水抗旱保苗比赛。还有更多的常见项目,如篮球。
There's also the tyre-pushing race and the "water carrying contest to protect the seedlings amid drought," to go along with more common sports such as basketball.
3
气候较冷凉、灌溉条件便利、从未种植过番茄、亩保苗数合理的地区丛生株发生率较低。
It occurs much less in the area which the weather is cool, irrigation system is available, and the field is a virgin soil for planting tomatoes.