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10萬頭生豬養(yǎng)殖零排放技術(shù)研究開發(fā)可行性研究報(bào)告-資料下載頁

2025-08-14 11:29本頁面

【導(dǎo)讀】manyties.''Andawomancan'thavetoomanyhats,'sheanswered.Tenminuteslaterwewalkedoutoftheshoptogether.Mywifewaswearingahatthatlookedlikealighthouse!Lesson42Notverymusical并非很懂音樂AswehadhadalongwalkthroughoneofthemarketsofOldDelhi,westoppedatasquaretohavearest.Afteratime,wenoticedasnake-charmerwithtwolargebasketsattheothersideofthesquare,sowewenttohavealookathim.Assoonashesawus,hepickedup

  

【正文】 gr ound and t hese i mmediatel y start ed a fi re. Leson54 Sti cky fi ngers 粘糊的 手指 Af ter br eakfast, I sent t he chi ldr en t o school and then I went to m ar ket. It was sti l earl y when I r et urned home. The chi ldren wer e at school, my husband was at wor k and the house was qui et . So I decided t o make some tar ts f or tea. I n a short t ime I wa s busy mi xing butt er and f lour and my hands were soon cover ed wi t h sticky past r y. At exact ly t hat m oment , the t el ephone r ang. Nothi ng coul d have been mor e annoying. I picked up the r eceiver between two st icky f ingers and was dismayed when I recogni zed the voice of Mr s Bates. It took m e ten m inutes to per suade her to r ing back lat er . At last I hung up t he receiver. What a mess! Ther e was pastr y on my fi nger s, on t he tel ephone, and on t he door knobs. I had no sooner got back to the kit chen t han the door bel l rang loud enough to wake t he dead. This t ime i t was the postman and he wanted m e to si gn for a r egi st ered l et ter ! Leson55 Not a gold mine 并非金礦 Dr eam s of f indi ng lost reasur e alm ost cam e tr ue r ecently. A new machine cal led 39。The Revealer 39。 has been invent ed and it has been used to detect gol d whi ch has been bur ied i n t he gr ound. The machine was used in a cave near t he seashor e where i t i s sai d pir at es used t o hide gold. The pir at es would of ten bury gol d in the cave and t hen fail t o coll ect it . Arm ed wit h t he new machi ne, a sear ch part y went 一 項(xiàng)目的背景與意義 項(xiàng)目建設(shè)的背景 汝城縣位于湖南省東南角,與贛、粵兩省接壤,屬亞熱帶地區(qū)、氣候溫和、光照充足、雨量充沛、資源豐富、交通便利、地理環(huán)境優(yōu)越,是一個漢、瑤、畬等多民族雜居,以農(nóng)業(yè)為主的貧困山區(qū)縣。畜牧業(yè)做為汝城縣農(nóng)業(yè)和農(nóng)村經(jīng)濟(jì)的支柱產(chǎn)業(yè),其產(chǎn)值占農(nóng)業(yè)總產(chǎn)值的 45%以上,而養(yǎng)豬業(yè)產(chǎn)值又占畜牧業(yè)產(chǎn)值的 82%以上,養(yǎng)豬收入在貧困山區(qū)占到總收入的 30%以上,養(yǎng)豬已成為 當(dāng)?shù)?農(nóng)民經(jīng)濟(jì)收入的主要來源。目前, 當(dāng)?shù)?的養(yǎng)豬業(yè)面臨著三大困境,即環(huán)境、品質(zhì)與健康、效益提高問題。新型的 “零排放”(即 微 生態(tài)發(fā)酵床 ) 養(yǎng)殖技術(shù),其經(jīng)濟(jì)性、環(huán)保性是現(xiàn)在的養(yǎng)豬技術(shù)無法比擬的,解決了養(yǎng)豬業(yè)給環(huán)境帶來的壓力,變廢為寶,即能減少環(huán)境污染又不增加投入,還能降低勞動強(qiáng)度并培養(yǎng)出健康無病的豬,且能顯著提高經(jīng)濟(jì)效益。這項(xiàng)技術(shù)的研究與利用也一直是國家、畜牧科研者和廣大養(yǎng)殖戶共同追求的目標(biāo),即符合國家對環(huán)保和畜產(chǎn)品質(zhì)量安全的要求,又能促進(jìn)全縣養(yǎng)殖業(yè)持續(xù)健康快速發(fā)展,增加農(nóng)民收入,繁榮農(nóng)村經(jīng)濟(jì),加速貧困山區(qū)脫貧致富奔小康的步伐。因此,加快 “零排放” 養(yǎng)豬技術(shù)的研究與利用勢在必行。 項(xiàng)目建設(shè)的必要性 ( 1) 是減輕環(huán)境污染的需要。目前 當(dāng)?shù)?的養(yǎng)殖形式逐漸向規(guī)模化發(fā)展,現(xiàn)代規(guī)?;酿B(yǎng)豬,提高了生產(chǎn)率,但同時產(chǎn)生的糞便卻難以處理, 當(dāng)?shù)?每年畜禽糞便產(chǎn)生量已達(dá) 100 萬噸,超過了工業(yè)固體廢棄物排放量,采用 零排放 養(yǎng)豬技術(shù)后,由于有機(jī)墊料里含有相當(dāng)活性的土壤微生物,能夠迅速有效地解決、消化豬的排泄物、不再需要對豬糞采用清掃排放,也不會形成大量的沖圈污水,從而沒有任何廢棄物,排泄物排出養(yǎng)殖場,大大減輕了養(yǎng)殖業(yè)對環(huán)境的污染。 ( 2) 是改善豬肉品質(zhì)的需要。發(fā)酵床結(jié)合特殊豬舍,使豬舍通風(fēng)透氣、陽光普照、溫濕度均適合豬的生長,再加上運(yùn)動量的增加,豬能夠健康地生長 發(fā)m any ti es.39。 39。And a woman can39。t have t oo many hat s, 39。 she answered. Ten m i nut es l at er we wal ked out of t he shop t oget her . My wif e was weari ng a hat t hat l ooked l ike a l i ght house ! Lesson42 Not very m usi cal 并非很懂音樂 As we had had a l ong walk t hrough one of t he m ar ket s of Old Del hi, we st opped at a squar e t o have a r est. Af t er a t im e, we noti ced a snakecharm er wi t h t wo l ar ge basket s at t he ot her si de of t he squar e, so we went t o have a l ook at him . As soon as he saw us, he picked up a l ong pi pe which was cover ed wit h coins and opened one of t he basket s. When he began to pl ay a t une, we had our f ir st gl im pse of t he snake. I t rose out of t he basket and began t o f oll ow t he m ovem ent s of t he pipe. We wer e ver y m uch sur pr ised when t he snake charm er suddenl y began t o pl ay j az t unes and m oder n pop songs. The snake, however , conti nued t o 39。dance39。 slowl y. I t obvi ousl y coul d not t el t he di f erence bet ween Indi an m usi c and j azz! Lesson43 O ver t he Sout h Pol e 飛越南極 I n 1929, t hree year s aft er hi s fl i ght over t he Nort h Pole, t he Am er i can explor er , R. E. Byr d, successfull y f lew over t he Sout h Pol e f or t he fi r st ti me. Though, at f ir st, Byr d and hi s men wer e abl e t o take a gr eat m any phot ogr aphs of t he m ount ains t hat l ay bel ow, t hey soon r an int o ser ious tr oubl e. At one poi nt , i t sem ed cert ai n t hat t hei r pl ane woul d cr ash. It coul d onl y get over t he mountai ns i f it r ose t o 10, 000 f et. Byr d at once or der ed hi s m en t o t hr ow out t wo heavy f ood sacks. The pl ane was t hen abl e to r i se and it cl ear ed the m ount ai ns by 400 feet . Byr d now knew t hat he would be abl e to r each t he Sout h Pol e whi ch was 300 mi les away, f or there wer e no m or e m ountai ns i n sight. The air craft was abl e to f l y over t he endl ess whit e plai ns wi t hout dif fi cul ty. Lesson44 Through t he f orest 穿過森林 Mr s Anne Sterl i ng di d not thi nk of t he ri sk she was t aki ng when she ran t hr ough a f or est aft er t wo m en. They had r ushed up t o her whi le she was havi ng a pii c at t he edge of a f orest wi t h her chil dren and tr i ed t o steal her handbag. I n t he st r uggl e, t he st rap br oke and, wit h t he bag i n t hei r possessi on, bot h men st ar ted r unni ng thr ough t he tr ees. Mr s Sterl i ng got so angr y t hat she r an af ter t hem. She was soon out of breath, but she cont i nued t o r un. When she caught up wit h t hem, she saw t hat t hey had sat down and wer e goi ng t hr ough the cont ents of t he bag, so she r an st r ai ght at t hem. The men got such a f ri ght t hat t hey dr opped t he bag and r an away. 39。The st r ap needs m endi ng,39。 said Mr s St erl ing l at er, 39。but t hey di d not st eal anyt hi ng. 39。 Leson45 A cl ear consci ence 問心無愧 The whol e vil lage soon l earnt t hat a l ar ge sum of m oney had been l ost. Sam Bent on, t he local but cher, had l ost his wal let whil e taki ng hi s savi ngs t o t he post of f ice. Sam was sur e t hat t he wal let must have been found by one of the vil l agers, but i t was not r et ur ned t o him. Thr ee m ont hs pased, and t hen one m or ning, Sam f ound hi s wal l et outsi de hi s fr ont door. I t had been wr apped up i n newspaper and i t cont ai ned hal f the m oney he had l ost, t oget her wi th a not e whi ch said: 39。A t hi ef , yes, 39。but onl y 5o per cent a t hi ef !39。 Two months l at er , som e mor e m oney was sent to Sam
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