Key forage plants consist of alfalfa, erect milkvetch, tall fescue, perennial ryegrass, crownvetch, white clover, red clover alsike clover, common orchardgrass, smooth brome; planting divisions with obviously optimal combinations of forage plants in Henan province cover the following 6 respects:（1）Northern plain forage planting division;（2）North-west mountain area forage planting division;（3）Middle-east low lying plain and nan-yang basin forage planting division;（4）Western mountain area forage planting division;（5）Huaihe river-south and Tongbai mountain area forage planting division;（6）Eastern plain forage planting division;These conclusions will provide necessary theoritical data or base for right choose of foeage plants as well as great development of grass industry in the future in Henan province.

結(jié)果表明：適合河南省的當(dāng)家草種有10種XXXXX欧洲熟妇XXXX，分別是：紫花苜蓿、沙打旺美女双腿张开被操出白浆、葦狀羊茅欧美一级多人婬片人妻欧美大片、多年生黑麥草、小冠花国产91色、紅三葉欧美性三级网站、雜三葉、雞腳草亚洲精品第五页第六页、無(wú)芒雀麥不卡综合色呦呦；適合河南省草業(yè)優(yōu)質(zhì)發(fā)展的草種區(qū)域有6個(gè)，分別是：豫北平原牧草種植區(qū)亚洲高清偷拍一区二区、豫西北黃土丘陵和太行山地種植區(qū)www.99re.8com、豫中東低洼平原和南陽(yáng)盆地種植區(qū)、豫西山地種植區(qū)影音先锋中文无码资源区、淮南與桐柏山區(qū)種植區(qū)欧美另类中文清纯一区、豫東平原種植區(qū)，并且明確了各區(qū)域內(nèi)以當(dāng)家草種為核心的草種優(yōu)化組合污网站免费入口网站站免费。河南省當(dāng)家草種的制定和草種區(qū)劃的確定有利于為河南省各地草種的正確選擇和草業(yè)未來(lái)大發(fā)展提供理論依據(jù)操B網站。

The result indicated, the CIMMYT forage characteristics of the overgrowth, strong tillerity and high yield could inherit to the offspring ,and the inherit ability was higher. It was obviously difference of seedling, plant, and its grow habit, flower apparatus and seed between CIMMYT forage and common maize. The hybrid offspring of CIMMYT forage and common maize keep the strong trait of growing and development, but the flower and seed character were look like common maize. The backcross offspring were not different to common maize besides with some tillers, distinct multi-ear and atavism.

結(jié)果表明，CIMMYT牧草能將其生長(zhǎng)繁茂农村欧美丰满熟妇XXXX、分蘗力強(qiáng)亚洲三级电影2021、生物產(chǎn)量高的特性遺傳給雜交后代，并有較強(qiáng)的世代傳遞能力人人干人人射人人插人人操；該牧草幼苗亚洲你懂的在线视频、植株及其生長(zhǎng)習(xí)性、花器官狠狠色天天综合网、種子特征等與普通玉米差異明顯特级特黄色视频，其與普通玉米的雜交后代基本保持了它的生長(zhǎng)發(fā)育特性插入女生视频，但花器官和種子特征更偏向于普通玉米；回交后代除保持了一定的分蘗特性丁香五月婷、明顯的多穗和返祖現(xiàn)象外国产欧美综合在线视频，其余特征特性與普通玉米基本沒(méi)有區(qū)別。

This paper summarized the survey, collection, storage, research and utilization of forage germplasm resource; its current status, existing problems and suggestions about subsequent progress were discussed, including superior and rare germplasm collection, forage genetic diversity research, biotechnology utilization in forage germplasm innovation, duration of germplasm storage, natural evolution speed, storage techniques of short-life seeds, super gene exploration and function, biological base of species and population conservation.

為此二区视频在线，論述了我國(guó)牧草種質(zhì)資源調(diào)查5060网全毛A片、收集、保存又硬又黄又粗又大又爽的视频日韩、研究和利用的現(xiàn)狀欧美特黄色视频，存在問(wèn)題及對(duì)今后發(fā)展的建議，提出今后應(yīng)加強(qiáng)優(yōu)良和珍稀牧草種質(zhì)的搜集啊啊啊好大爽被插乱伦视频、生態(tài)型及遺傳多樣性的研究和利用国产在线永久域名、生物技術(shù)在優(yōu)良牧草種質(zhì)創(chuàng)新的應(yīng)用、種質(zhì)保存的時(shí)效性和野生狀態(tài)下牧草遺傳變異與進(jìn)化的速率国产三级盗摄视频、短壽命牧草種子保存技術(shù)性爱小视频免费、優(yōu)良基因的發(fā)掘和功能研究以及利用平臺(tái)的構(gòu)建、物種或種群保護(hù)的生物學(xué)基礎(chǔ)研究7個(gè)重點(diǎn)領(lǐng)域的研究欧美婬乱。

Research on the dynamic variation of cold resistance in forage′s root system has great importance for forage introduction and screening, especially in cold areas.

研究牧草根系抗寒性的動(dòng)態(tài)變化福利网在线观看，對(duì)寒冷地區(qū)的牧草引種篩選意義重大。

Based on the progress of forage breeding, main characteristics of forage breeding in China is generalized.

針對(duì)國(guó)內(nèi)牧草育種研究的現(xiàn)狀人妻有限公司，總結(jié)了國(guó)內(nèi)牧草育種研究的主要特點(diǎn)操小骚逼视频网站。

The study, which aimed at 100 heads of breeding cattle marketed per annual and which object was the grazing for the flock of shorthorn beef cattle on sown pasture in the ZYCBC system, indicated that by making full use of pasture growth quantity and nutrient substance on sown pasture and supplementing mixed concentrate in late of breeding cow pregnancy, the number of beef cattle grazed in the while year had get to 375 heads, for the forage was budgeted and dynamic balance between the forage and beef cattle was gained and kept. It needed 642. 67t DM of forage annually in the system, 764t DM of which was provided by the sown pasture and 339t DM of which by forage crop land.

以ZYCBC系統(tǒng)短角肉牛群人工草地放牧飼養(yǎng)為對(duì)象，以年出欄100頭種牛為目標(biāo)精品自拍亚洲一区在线，進(jìn)行飼草預(yù)算和草畜動(dòng)態(tài)平衡美女张开腿让男生桶，充分利用人工草地的牧草生長(zhǎng)量和營(yíng)養(yǎng)物質(zhì)，母牛懷孕后期適當(dāng)補(bǔ)飼混合精料欧美精品一级一区，全年牛群飼養(yǎng)量達(dá)375頭aⅴ色图，系統(tǒng)全年共需飼草642.67tDM，其中人工草地提供764tDM极品国产盛宴在线观看免费，飼料地提供339tDM色一级免费视频。

As a result, the dairy region should adjust the configuration of planting industry on the region of food supples, construct " the whole agriculture and food ", develop and exploit forage rapidly, and maintain the correspond development of forage and dairy industry by instituting reasonable the plan on the forage development; it should also generalize the scientific knowledge of forage growth, develop higher qualitative forage and ensile, improve the level of transport, store and machining forage and establish the system of the forage and dairy industry.

因此，奶產(chǎn)區(qū)調(diào)整糧產(chǎn)區(qū)的種植業(yè)結(jié)構(gòu)毛片免费毛片一级JJJ毛片，要樹(shù)立&大農(nóng)業(yè)在线AⅤ视频播放、大食物&的觀念，抓緊機(jī)遇實(shí)施飼草開(kāi)發(fā)戰(zhàn)略18岁以下免费网站在线观看，通過(guò)制定合理的飼草發(fā)展規(guī)劃黄色网站无码在线免费播放，以保持飼草業(yè)結(jié)構(gòu)布局與奶牛等食草畜牧業(yè)的協(xié)調(diào)發(fā)展；要加快牧草科技的推廣普及开心五月丁香婷婷国产在线A片，積極發(fā)展優(yōu)質(zhì)牧草及青貯飼料美国无码精品，提高飼草的加工與貯運(yùn)水平黄页免费视频播放在线播放，促進(jìn)奶牛飼草產(chǎn)業(yè)體系的形成。

Fifthly, The characteristics of the forage base adopting the systerm which has the bigger grey coorelation degree includs different aspects as follows:First,it is a special forage production base; Second, the forage base be divided into three parts, the first part mostly provides grazing for dairy district in winter and spring,the second part mostly provides grazing in summer and fall,the third part provides ensile and succulent as supplement forage. The area of the first and the second parts occupy 80% area of forage base.

5對(duì)利用集約農(nóng)區(qū)農(nóng)田建立飼草基地的奶牛小區(qū)日本三级片2021，其飼草基地優(yōu)先選用的青飼料供應(yīng)體系有2個(gè)特征：①飼草基地全年種植牧草或飼料作物的專業(yè)飼草基地wwwcom三级视频三级六’三级片三级片；②飼草基地的劃區(qū)方式為：飼草基地劃分為3個(gè)分區(qū)，在3個(gè)分區(qū)中无码播放，以分別主要生產(chǎn)供應(yīng)奶牛小區(qū)冷一级黄片免费看视频、暖季所需牧草這兩大青飼料結(jié)構(gòu)要素的兩個(gè)分區(qū)為主要分區(qū)，兩分區(qū)的占地面積達(dá)飼草基地占地面積的80％以上人妻一级片综合视频。

Control group was fed ordinary forage; model group was fed high-lipid forage,the other groups were garaged by oils besides lipid forage.

目的：研究蘋果籽仁油對(duì)高脂血癥模型大鼠血脂乱伦小说图片、主動(dòng)脈組織形態(tài)學(xué)及肝組織抗氧化活性的影響。

The order of surface roughness under no-tillage with different standing crop stubbles is millet forage＞maize forage＞oats＞rape, while the order of the soil wind erosion modules is rape＞oats＞maize forage＞millet forage. The larger the soil wind erosion modules are, the smaller the surface roughness is.

留有不同直立作物殘茬免耕土壤地表粗糙度草谷子＞草玉米＞莜麥＞油菜欧美黄色视频。，土壤風(fēng)蝕侵蝕率呈現(xiàn)相反的趨勢(shì)全国免费人人干，地表粗糙度越大，風(fēng)蝕侵蝕率越小亚洲黄色视频大全。