Предлагаемые темы внутри своего поиска.
Предлагаемые темы внутри своего поиска.
Irrigation
225
irrigation
41
Water conservation
20
Agriculture
15
Irrigation water
15
Soil Water Management (Irrigation and Drainage), (Revised June 2002)
15
Irrigation methods
14
Crop production
13
IRRIGATION
13
Irrigation engineering
13
Tillage
13
water conservation
13
Drainage
11
Irrigation systems
11
Water Resources
11
Irrigation and Drainage Engineering
10
Sprinkler irrigation
9
Water management
9
Drip irrigation
8
Economics
8
Irrigation Wells
8
Irrigation management
8
Land grading
8
Drip Irrigation
7
Irrigation Pumps Water application Methods
7
Plant Production
7
Agricultural meteorology
6
Climate
6
Dams
6
Fertigation
6
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1по Balram PanigrahiПредметы: “...Irrigation, Farm pond irrigation, Canal Irrigation, Well irrigation, Lift Irrigation, Pitcher...”
Опубликовано 2011
Printed Book -
2по Campbell,DonaldПредметы: “...irrigation irrigation facilities...”
Опубликовано 1995
Printed Book -
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9Опубликовано 1985Предметы: “...IRRIGATION...”
Printed Book -
10
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11Опубликовано 2006Предметы: “...irrigation...”
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12
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14Опубликовано 2005Предметы: “...Irrigation...”
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15
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16Предметы: “...irrigation...”
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17
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20