On average, in a hectare of urban land, there are two cats and each eats 8 birds a year.
城市每公顷平均有2只猫，每只猫每年吃8只鸟。
The lands were to be sold at $2.50 per hectare.
土地的售价为每公顷２.５０美元。
EVERY hectare of paddy fields in Asia provides enough rice to feed 27 people.
在亚洲，每公顷稻田提供足够27人食用的大米。
He suggests 87 units/hectares for a typical fruit orchard.
他建议一个标准的果园每公顷要有87个加热点。
Fifty years from now, according to some projections, each hectare will have to cater for 43.
据预测，50年后每公顷不得不满足43人的需要。
The output seldom exceeds ten fat lambs and a fat beast per ha.
每公顷的产量很少超过十只肥羔羊和一头肉牛。
EVERY hectare of paddy[1] fields in Asia provides enough rice to feed 27 people.
在亚洲，每公顷稻田产出的大米可够养活27个人。
"a one-hectare field will produce from four to twenty tons of sweet potatoes, depending on the kind you choose."
根据你选用的品种的不同，每公顷产量4至20吨不等。
American farmers are known worldwide for their ability to produce a large yield per hectare.
美国农民能在每公顷土地上生产出大量的作物，这使他们闻名世界。
Five men per ha. were required for rose production, 6 or 7 men for carnations.
种植玫瑰每公顷需5个男劳力，香石竹需6、7个男劳力。
Fifty years from now, according to some projections, each hectare will have to cater[2] for 43.
据预测，50年后每公顷稻田将必须为43个人供应口粮。
The economic effect of using 2 to 4 seed tubers per pit were 180 to 1200 Yuan/ha higher than using onr seed tuber per pit.
从经济效益上看，种薯数为2～4处理比对照每公顷增加收入180～1200元。
In most suburban areas, only 20 birds hatch per hectare a year, so the cats take most of the population.
在大多数郊区，每年每公顷只能孵化出20只鸟，因此这些鸟大部分被猫吃掉了。
"We are now treating 6,000 hectares per day with pesticide."
"目前,我们每天给6000公顷土地喷洒杀虫剂。
The annual decrease of the natural grassland is about 650000~700000 hectares.
天然草原的面积每年减少约65～70万公顷。
Every year, more than one million hectares of rain forest are cleared in Indonesia.
在印尼，每年被毁坏的雨林超过百万公顷。
Each crop in wheat-maize rotation needs 4500 m3/ha water for the whole growth period, 9000 m3/ha in total.
小麦-玉米轮作中每季作物全生育期需水4500米3/公顷，两季共需9000米3/公顷。
it will cover 1, 215 hectares,
将占地1215公顷，