良种的

Special equidistance crossover, superior individual reservation, family competition and deterministic selection ensure its ability to search for global optima with high efficiency and avoid premature convergence of GAs.

独特的等距杂交概念，以及良种保留、家庭竞争和确定性选择等策略既保证了其全局寻优的能力，避免了遗传算法的早熟收敛现象，又具有很高的搜索效率。

Species and distribution of hazelnut at home and abroad, and the research status quo on breeding and genetic diversity of hazelnut were systematically summarized in this paper.

本文中，较为系统地介绍了国内外榛子的种类及分布；良种选育及遗传多样性的研究，针对榛子遗传改良存在的问题提出相应的对策。

The cultivate techniques for Jinyou No.35 in Guantao county, Hebei province were summarized, the technique measures for high yield and high benefit cucumber cultivation in solar greenhouse, which consisted of variety selection, using of straw reactor, enhancing intertill management, delaying film covering on earth, temperature management and so on were definited for guide of the techniques, this demonstrate site produced cucumber yielding 477 000 kg/hm^2, gained benefit 907 125 yuan/hm^2, that is the new record of the county.

通过对河北省馆陶县寿山镇陈范庄村陈发恩、李保军、阎恩亮等6户菜农进行的津优35号黄瓜越冬长周期示范栽培进行总结分析，确立了温室黄瓜长周期高产高效栽培技术措施，包括良种选择，采用秸秆生物反应堆技术，营造良好的土壤团粒结构，适期早播，加强中耕管理，延迟扣地膜时期，植株调整、温度管理等。2008-2009年度，该示范点最高产量达到47.7万kg/hm^2，产值高达907125元/hm^2，创造了该县设施黄瓜越冬生产产量与产值的新记录。

This paper analyzes several key factors of the impact on the survival rate of the Larix principis-rupprechtii,and considers that the strong sprout seeds and planting seriously is a key factor of increasing the survival rate.

成活率是检验造林成败的一个关键技术指标，对影响华北落叶松成活率的几大关键因素进行了分析，认为良种壮苗和认真栽植是提高造林成活率的关键因素。

It has very significant sense for cultivating forests to research the variation regulation of wood ring density quantificationally and then to get to the relation between the basic density and the anatomical characteristic of tracheid.

定量地研究年轮密度变异规律，得到基本密度与管胞形态特征间的关系，对工业材良种选育及用林材的培育具有重要的指导意义。

With the development of modern agriculture, the popularization of new cultivars, the improvement of cultivation measures, as well as with the increase of the cropping index, crop yield is increasing.

随着现代农业的发展，作物良种和高产栽培技术措施的推广和普及，使农作物产量逐渐增加，随农作物收获带走的硼亦随之增多，造成植物缺硼现象时有发生。

The main business involves potato planting, research, multiplication, processing and facility production, etc. The Company imported a complete set of potato starch refining processing line, which is the most advanced facilities in the world. At the same time, the Company has become one of the biggest potato starch manufacturers and facility suppliers in China.

公司业务涉及马铃薯种植、研发、良种繁育、马铃薯制品加工、生产设备等多个领域；拥有最先进的马铃薯淀粉生产线，是国内最大的马铃薯淀粉生产和供应商之一，同时也是中国马铃薯淀粉生产设备的主要供应商，公司旗下&润凯牌&马铃薯淀粉已成为著名品牌。

Taking a winter wheat field (4 400 m2) of Jinghai county seed farm as experimental plot,sampling by regular grid with with 10 m ×10 m grids,48 sample points were oriented by GPS receipt machine to analyze soil water content at the depth of 0~20 and 20~40 cm in pri-winter,jointing stage and filling stage of winter wheat.The spatial distribution map of soil water of the winter wheat field using geostatistical analyst model of ARC/INFO was drew.And the spatial variability of soil water in vertical and horizontal direction was analyzed.The results could offer scientific evidence for the deciding of the exact time and quantity for winter irrigation.

以天津市静海县良种场内一块长约110m，宽约40m的冬小麦田作为试验区，采用规则格网采样，按照10 m ×10m设置格网，共设48个采样点，通过GPS手持机进行定位，分别于小麦越冬前、拔节期、灌浆期，利用便携式土壤湿度数据采集器对试验地各个采样点0~20、20~40 cm 2种深度土壤含水量进行了测定，利用ARC/INFO的地统计分析模块绘制了冬小麦3个不同生育期试验区土壤水分空间分布图，并分析了其垂直和水平方向的空间变异特征，以期为确定最佳灌溉时机和灌溉量提供科学依据。

In the winter of 1967, my wife and I moved from the city to Parker, Colo.

1967年冬天，我和妻子从城市搬到离丹佛东南25英里远的科罗拉多州的帕克，打算趁我在一家目录商店当管理人之机饲养一些良种马，以便维持收支相抵的生活。

Animal husbandry is the ordinary people in Shandong Jiaxiang county by county Animal Husbandry Bureau approval to the improvement of cattle and sheep breeding, and optimize the culture, science and technology promotion, improved allocation in large-scale integrated animal husbandry science and technology companies, the main varieties are: Luxi cattle, Simon Tartu cattle, Limousin cattle, Charolais cattle; Boer goat, Small Tail Han sheep, Dorper sheep, the Asian Huangyangchuan, Charolais sheep.

山东老百姓牧业公司是由嘉祥县政府、县畜牧局批准，以牛羊的改良繁育、优化养殖、科技推广、良种调拨于一体的大型科技牧业公司，主要的品种有：鲁西黄牛、西门塔尔牛、利木赞牛、夏洛莱牛；波尔山羊、小尾寒羊、杜泊羊、亚洲黄羊、夏洛莱羊。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。