Unit 19 Modern Agriculture

traditional agruiculture modern agriculture traditional agruiculture

Describe the photos. It shows a farmer is feeding the chickens. Chickens can walk freely in the yard. It shows thousands of chickens sit in small cages inside a large building.

It shows a pile of animal shit. 更多资源xiti123.taobao.com It shows two bags of chemical fertilizer.

It shows dry, poor land. The earth is so dry that nothing can grow there. It shows a greenhouse, where plants grow in a building made of glass.

What other changes have taken place in the last 100 years?

Q3: What do new techniques mean? Task 1 Fast reading Q1: What’s the biggest problem to Chinese farmers? The shortage of arable land. Q2: What does GM mean? “G” stands for “genetically” “M” stands for “modified” Q3: What do new techniques mean? It means to increase agricultural production without harming environment.

Task2: Careful reading 1.How much does arable land take up in China? 2. What have Chinese farmers used to make their land produce more? 3. How many research stations are now doing GM research? 4. What is special about “golden rice”?

Task3: True or false 1. Although China is a large country, only 7% of the land can be used for farming.( ) 2. More advanced technical information was brought in in the 1970’s. ( ) 3. Long before the early 1990’s scientists started to develop new techniques without harming the environment.( ) 4. The biggest problem of Chinese farmers is water. ( )

Task2: Careful reading 1.How much does arable land take up in China? 2. What have Chinese farmers used to make their land produce more? 3. How many research stations are now doing GM research? 4. What is special about “golden rice”? seven percent fertilization and irrigation about 100 research stations It will have vitamins and can grow in poor soil.

Task3: True or false 1. Although China is a large country, only 7% of the land can be used for farming.( ) 2. More advanced technical information was brought in in the 1970’s. ( ) 3. From the late 1990’s scientists started to develop new techniques without harming the environment.( ) 4. The biggest problem of Chinese farmers is water. ( ) T 1980’s F early F shortage of arable land F

Key words and main ideas

Main idea of each paragraph Para 1 A: Since early 1990’s scientists started to develop new environmental techniques. Para 2 B: Traditional agriculture in China only changed a little. Para3 C: Many farming techniques have been modernized.

Main idea of each paragraph Para 4 D: Many other plants are genetically modified. Para 5 E: Greenhouses are used. Para 6 F: GM is used.

To tell us something about Chinese traditional agriculture What’s the writer’s main purpose of writing this passage? To tell us something about Chinese traditional agriculture B. To introduce new farming techniques C. To tell us some information about modern agriculture D. To introduce a modern technique--GM

Homework: Recite the first paragraph. The advantages and disadvantages of GM fruits, vegetables , animals and so on. Recite the first paragraph. 更多资源xiti123.taobao.com