每公顷产量持续增加，直至20世纪90年代。
例如，有些水稻新品种每公顷产量是传统品种的三倍。
Some of the new rice types, for example, yield three times as much rice per hectare as traditional types.
自从2000年以来，每公顷产量已经提高大约三分之二。
Since 2000, yields per hectare have risen by nearly two-thirds.
他还说没有“sub1A”基因的水稻品种每公顷产量不到1吨。
He added that an ordinary rice variety without the 'sub1A' gene produces less than one ton per hectare.
在频繁遭受洪灾的孟加拉国成功地开发并试种了耐性更强的，每公顷产量超过4吨的品种。
More hardy varieties, yielding over four tons per hectare, have been developed and tested successfully in Bangladesh, a country repeatedly affected by flooding.
气候变化也将影响到作物生长季节的平均时长，这会造成原本已经很低的每公顷产量继续降低。
Climate change is also expected to affect the average length of the growing season, this could continue to reduce the already low amount of crops that come from each hectare.
在美国爱荷华州，靠雨水供养的玉米平均产量为每公顷10吨。
In Iowa in the US, the average rain-fed maize yield is 10 tonnes per hectare.
一些种植企业仅仅是乘上价格上涨的顺风车，但是IOI，一家马来西亚的种植园所有者，其每公顷的产量大约比其当地对手高出50%。
Some plantation firms are simply hitching a ride on the boom in prices but IOI, a Malaysian plantation owner, is about 50% more efficient in terms of yield per hectare than its local rivals.
今年的小麦产量达到每公顷约800万穗，比去年急剧增长了超过240万穗。
Wheat yield this year reached around 8 million ears per hectare, surging more than 2.4 million ears compared with last year.
利用甘蔗，巴西每公顷的酒精产量要远远超过美国同等面积的玉米酒精产量，而排放物则减少。
Using sugar cane, Brazil produces far more ethanol per hectare, with fewer emissions, than the United States does with its corn-based equivalent.
但在田地西端，靠近庄园的地方，它只能每公顷出产4至5吨，而其他部分的田地，作物产量只有1或2吨。
But at the western end, near the manor house, it produces only 4 or 5 tonnes a hectare; other, spindlier, plants yield just 1 or 2 tonnes.
农民不仅节省了资金，保护了其健康和环境，同时还提高了产量—部分地区每公顷增产超过10吨。
Not only are the farmers saving money and protecting their health and the environment, their yields are also better - up more than 10 tonnes per hectare in some areas.
蔓越莓沼泽湿地占据了大量的空间。据统计，蔓越莓年产量每公顷大约600公斤。
Cranberry bogs consume lots of space in the marshland. According to statistics, yearly output yield of cranberries is something around 600 kilos per hectare.
模型中的产量是指每公顷或每英亩土地生产的粮食总量。
据统计，蔓越莓年产量每公顷大约600公斤。
According to statistics, yearly output yield of cranberries is something around 600 kilos per hectare.
马拉维新方案实行三年以来，玉米的每公顷平均产量从2005年的0.8吨提高到2008年的2.9吨。
In the three years after the launch of the Malawi initiative, average maize yields in Malawi increased from 0.8 tonnes per hectare in 2005 to 2.9 tonnes per hectare in 2008.
目前，非洲的谷物产量约为每公顷一吨，而欧洲和亚洲富裕国家，为一公顷3到4吨。
At the moment, cereal yields in Africa are around one tonne per hectare, compared with three-to-four tonnes in Europe and rich Asia.
陵县农学家杜长林说：“在最高产量的土地，今年的小麦产量可能达到每公顷约820万穗。”
Du Changlin, agronomist of Lingxian County, said, "in our highest-yielding field, wheat production this year could reach nearly 8."2 million ears for each hectare.
目前百事中国农场的马铃薯平均产量为每公顷45吨，位居世界前列。
PepsiCo potato farms in China yield 45 tons per hectare, among the highest yields in the world.
因此，大多数地区的农作物产量每公顷还不足一吨。
As a result, grain yields are below one tonne per hectare in most of the region.
葡萄园：这个葡萄园坐落在海拔300 - 550米的山坡上，此地区土壤为粘土和砂石土，每公顷的土地上葡萄产量有限。
Vineyard: selected grapes cultivated at between 300 and 550 metres above sea level, on clayey - sandy soil with limited yields of grapes per hectare.
每公顷土地上葡萄产量大约为130公斤，而实际所酿造的酒约占60%。
The production of grapes is 130 quintals per hectare, with a 60% yield of wine.
在过去三个月里，美国农业部均没有上调自己对大豆单位产量的预测，本月只是将每公顷的单位产量下调了0.0067吨，降至每公顷2.77吨。
For the third consecutive month, USDA did not increase its soybean yield forecast, instead trimming that yield by 0.0067 tonnes per hectare to 2.77 tonnes per hectare.
供试水稻品种的植株密度对籽粒产量的影响也未达到显著水平，最佳植株密度为每公顷300，000~75，000篼。
The effect of plant density on grain yield was also not significant for rice variety tested, the optimum plant density was about300,000 to375,000 hills per ha .
供试水稻品种的植株密度对籽粒产量的影响也未达到显著水平，最佳植株密度为每公顷300，000~75，000篼。
The effect of plant density on grain yield was also not significant for rice variety tested, the optimum plant density was about300,000 to375,000 hills per ha .
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