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1. USDA Crop Explorer: Global Crop Condition and Commodity Production Analysis from the USDA/Production Estimates and Crop Assessment Division (PECAD) [USDA0557]
The Production Estimates and Crop Assessment Division (PECAD) of USDA's Foreign Agricultural Service (FAS) is responsible for global crop condition assessments and estimates of area, yield, ...

2. Long-term Tillage: Effects on Soil Carbon, Nitrogen, and Yield; University of Nebraska Lincoln [UNE.LongtermTillage]
The site was in native short-grass prairie until 1969. The prairie was grazed by cattle and wildlife. Soil parent material is alluvium mixed with aeolian deposits. It has been cropland now for 25 ...

3. Long Term Land Use Experiment (DIII, Berlin-Dahlem/Germany), Soil Organic Matter Network [HUB.IFP.DIII]
This experiment began in 1923. The land uses in the project are: 1923-66 "free" rotation, 50% cereals,50% non-cereals; since 1967 4 year rotation either fodder beet,winter wheat,potatoes,winter wheat ...

4. Long-term Static Fertilizer Experiments in Skierniewice, Poland [WAU.Static]
This experiment began in 1923 at a site that was in arable crops from the 18th century. The original ecosystem (before cropping) was a forest. The experiment consists of the following land use and ...

5. Nahrstoffmangelversuch Long Term Agricultural Experiment, Horticultural Site, Germany [BASF.ARS.Nahrstoff2]
This experiment began in 1957 at a cool temperate site, with average climatic conditions at the experimental site: Minimum annual temperature: 4 deg C Mean annual temperature: 9.9 deg ...

6. Statischer Duengungsversuch Bad Lauchstaedt, Long Term Soil Organic Matter Crop Experiment, Germany [UFZ.SOM]
This experiment began in 1902 at a Cool Temperate site in Germany. The parent material of the soil is loess which was deposited during the Weischel ice age as a 120-150 cm thick layer over calcareous ...

7. Long Term Experiment No. 2, Soil Organic Matter Network, England [IACR.No2]
This experiment was initiated in 1965 at a site that has been in arable use for a very long time. The land use in this experiment consists of a cropping sequence: Sugar beet, Spring oats, Winter wheat, ...

8. Major World Crop Areas and Climatic Profiles from the USDA/NOAA Joint Agricultural Weather Facility (JAWF) [USDA_NOAA_WORLD_CROP_AREAS]
The Major World Crop Areas and Climatic Profiles presents climatological data, agricultural statistics, and crop calendar information for widely ranging crop areas. It serves as a reference for evaluating ...

9. Winter Wheat and Rye Seedlings, from the USDA National Agricultural Statistics Service [USDA0504]
"Winter Wheat and Rye Seedlings" is a file that contains data related to the seeded acreage of the annual winter wheat and rye crops, and seedings of durum wheat. Data are updated annually. LANGUAGE: ...

10. Crops Progress and Condition, 1985-1992, from the USDA National Agricultural Statistics Service [USDA0286]
"Crops Progress and Condition, 1985-1992" is an overview of progress and condition of all crops. Data include weekly state-level estimates of crop progress and condition for corn, ...

11. IAI-Science-ISP3-077-010:Patterns of production and precipitation-use-efficiency of winter wheat and native grasslands in the central Great Plains of the USA [IAIDIS684]   PARENT DIF
"The Great Plains of the United States is characterized by a large west-east gradient in annual precipitation and a similar large north-south gradient in annual temperature. Native grasslands and ...

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