قراءة كتاب The First Book of Farming

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‏اللغة: English

The First Book of Farming

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المؤلف:

Goodrich C L (Charles Landon)

دار النشر: Project Gutenberg

الصفحة رقم: 4

class="tdr">211

Home mixing of fertilizers 211 Kind and amount to buy 212 The crop 213 The soil 215 The system of farming 215 Testing the soil 215 XXIV. Rotation of Crops 219 Systems of cropping 219 The one crop system 221 Rotation of crops 224 Benefits derived from rotation of crops 230 The typical rotation 231 Conditions which modify the rotation 232 General rules 233 Length of rotation 233 XXV. Farm Drainage 235 How surplus water affects fertility 235 Indications of a need of drainage 235 Drains: Surface drains Open ditch drains Covered drains or under drains 236 Influence of covered drains on fertility 237 Location of drains: Grade Tile drains 238 Glossary 241

LIST OF ILLUSTRATIONS

	The farm equipment--plants, soils, animals, tools, buildings	Frontispiece
	Figure	Facing Page
1.	Specimen plants for study	6
2.	The first effort of a sprouting seed	7
3.	Germinating seeds with roots	7
4.	To show that plant roots take water from the soil	10
5.	To show that plant roots take food from the soil	10
6.	A radish root, from which the stored food has been used to help produce a crop of seeds	11
7.	A sweet-potato root producing new plants	11
8.	Sweet-potato roots	14
9.	Soy-bean roots	15
10.	A plow stopped in the furrow, to show what it does to the roots of plants when used for after-cultivation	18
11.	A corn-plant ten days after planting the seed	19
12.	To show where growth in length of the root takes place	22
13.	Radish seeds sprouted on dark cloth	22
14.	To show how water gets into the roots of plants	23
15.	To show osmose	23
16.	To show that roots need air	26
17.

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