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壤學發(fā)展方向和在可持續(xù)農業(yè)中的作用。由于考題為論述性內容,評分由閱卷小組老師具體把握。( 20 分) 二、 評判農業(yè)生態(tài)系統(tǒng)結構合理與否,需要把握的基本內容是什么?( 20 分) 三、 試論提高農業(yè)生態(tài)系統(tǒng)生產力的途徑和方法( 20 分) 四、 針對土壤污染、食品安全等問題,從農業(yè)生態(tài)學的角度論述應對措施( 20 分) 五、 你是如何理解和看待 “生態(tài)系統(tǒng)平衡 ”的?( 20 分) 2021 年 一、 簡單題(每題 8 分,共 40 分) 生態(tài)系統(tǒng)結構與功能有何關系? 何謂生態(tài)系統(tǒng)生產力?如何才能提高農業(yè)生態(tài)系統(tǒng)生產力? 何謂生物多樣性?如何保護我國農業(yè)生物的多樣性? 什么是生態(tài)農業(yè)?建設生態(tài)農業(yè)的目標是什么? 優(yōu)勢種,建群種,伴生種間有何異同? 二、 論述題(每題 20 分,共 60 分) 論述可持續(xù)發(fā)展的基本概念和主要內涵,并簡要論述如何才能實現(xiàn)我國農業(yè)可持續(xù)發(fā)展。 5. 什么是生態(tài)金字塔理念,它對我國膳食結構的改善有何啟示? 6. 舉例說明生物種間關系在農業(yè)生產中的應用? 7. 簡述中國集約持續(xù)農業(yè)的主要內容。 ?試談談西部地區(qū)在改善生態(tài)環(huán)境、建設生態(tài)農業(yè)中應從哪些方面抓起? “三農問題 ”考慮,如何才能夠既改善生態(tài)環(huán)境,又增加農民收入,保持農業(yè)生態(tài)系統(tǒng)的良性循環(huán)? 2021 年秋季招生 一、 名詞解釋(任選 5 題,每題 4 分,共 20 分) 1. 限制因子 2. 基因型 5.生態(tài)效率 二、簡述題(任選 2題,每題 10 分,共 20 分) 1.農業(yè)生態(tài)系統(tǒng)的分類。 。 。 2021 年春季招生 一、 名詞解釋( 20 分,每小題 2 分) 1. 群落 二、簡答題( 50 分,每小題 10 分 ) 、建群種、伴生種間的異同。 。 。 ,如何加快受損生態(tài)系統(tǒng)的修復? 2021 年 、特點及物質循環(huán)的原理。( 20 分) 。( 20 分) ,簡要分析西北地區(qū)農業(yè)資源潛力開發(fā)途徑。( 20 分) 在 6個題目中, 14必答, 5和 6題可以選做一道題。 。 、次級生產力是指什么。 二、論述題(任選 3題,每題 20 分,共 60 分) 。 。 2021 年 一、簡述題(任選 4題,每題 10 分,共 40 分) 子與限制因子有何區(qū)別? ? ? ? 、次級生產力是指什么? 二、論述題(任選 3題,每題 20 分,共 60 分) ? ? ,指出基本原理及其特征。 2021 年 一、簡述題(任選三題,每題 25 分) 二、論述題(任選一題, 25 分) 1999 年 (要求答題簡要、明確、字跡清楚。 In an adorable video showing his first trip to the beach, Duncan Lou Who can been seen excitedly galloping along the sand and paddling in the 展現(xiàn)了名叫 Duncan Lou Who 的狗第一次來到海邊的場景,他興奮地在沙灘上飛 奔、或是趟水嬉戲。 Despite only having front limbs, the boxer is able to not only balance, but also run really fast and play with the other dogs that joined him for the ,Duncan 不僅能讓自己保持平衡,還能快速奔跑,和其余同他一起遠足的狗 狗玩耍。His owners, who posted the video on YouTube, said he has a wheelchair but doesn39。 39。 his owners said. “我們讓他自由地用兩條腿行走。 ”主人們說。 Duncan39。trooper39。s Facebook page: 39。s happy, healthy and as far as he knows, normal too.39。 ”39。t built to have back legs and that39。 “他如果能有四條腿當然最好,但是他天生就失去了后肢,這也沒 什么關系,無論是他還是我們都已經適應了這一點。m thankful to PSG for giving me the opportunity to continue but I feel now is the right time to finish my career, playing at the highest level. If you had told me as a young boy I would have played for and won trophies with my boyhood club Manchester United, proudly captained and played for my country over one hundred times and lined up for some of the biggest clubs in the world, I would have told you it was a fantasy. I39。t have achieved what I have done today without my family. I39。 sacrifice, which made me realise my dreams. I owe everything to Victoria and the kids, who have given me the inspiration and support to play at the highest level for such a long period. I also want to thank Simon Fuller and his team for their continued support. I want to thank all my teammates, the great managers that I had the pleasure of learning from. I also want to thank the fans who have all supported me and given me the strength to succeed. Nothing will ever pletely replace playing the game I love, however I feel like I39。m genuinely excited about what lies ahead. I39。s my time to give back.