crop 四级高考考研

For crop improvement，haploidy enables the achievement of rapid homozygosity, enhanced selection efficiency for recessive genes, and breeding at a diallelic state for autopolyploid species.

在作物改良中，单倍体可以快速得到纯合体、提高隐性基因选择效果及在双等位基因条件下培育同源多倍体品种。

The crops are backward this year.

今年收获期较往年晚。

She asked the barber to crop her hair short.

她叫理发师把她头发剪短了。

The paper analyzes the soil water dynamics and water requirement law of alfalfa,feed maize and ensile maize under 3 kinds of water-saving irrigation conditions through experimental study on the crops.

对节水灌溉条件下紫花苜蓿、饲料玉米和青贮玉米需水量进行了试验研究,分析了不同灌溉水平下3种饲草料作物土壤水动态和需水规律。

No crops will grow in arid soil.

任何作物都不能在干涸土壤中生长。

The soil proved too infertile to sustain real pasture or arable crops.

这土壤被证明太贫瘠,不能真正用作放牧或种植作物。

The standing crop of mollusk in subarea of Guozheng Lake, both aquatic oligochaete and aquatic insect in subarea of Shuiguo Lake was maximal.

软体动物现存量以郭郑湖最高，水栖寡毛类与水生昆虫均以水果湖最高。

Cold weather retards the growth of the crops.

寒冷天气妨碍作物生长。

When the summer crop is ripening, the autumn crop has to be sowed.

夏季作物成熟时, 就得播种秋季作物。

The sun ripens the crops.

太阳使庄稼成熟。

Phytotoxicity: Phytotoxic to many broad-leaved crops, particularly sugar beet and brassicas.

对甘蔗、啤酒花敏感。

Crop of 1 influence beet and sacchariferous are main element 1 . 1 rotate rotation of crops is unreasonable.

1影响甜菜产量及含糖主要因素1．1轮作倒茬不合理。

Its cereal, milk, flesh kind the crop that waits for a variety of products with beetsugar resides Europe in all first of body.

其物、牛奶、肉类和甜菜糖等多种产品产量居欧共体之首。

The farmers got the biggest crop ever this year.

今年民取得了空大丰收。

The frost has blighted my crops.

霜冻使我庄稼枯萎了。

The blight struck the crop.

庄稼枯萎了。

Frost blighted the crops.

霜冻使作物枯死。

The typical microthermal climate in summer and autumn resulted in a serious reduction of the production of paddy, buckwheat and other crops.

其灾害类型，是典型夏秋季低温导致水稻、荞麦等主要作物大幅欠收引起。

Farmers have reported a bumper crop this year.

据报道今年庄稼大丰收。

Faremers really Farmers rarely planted trees or tall crops around the buildings, so there would be no burier barrier to the air flowairflow.

场主们在周边几乎不种树或其他高作物，所以空气流通毫无阻碍。