Soil Fertility and Fertilizers

Vegetable Crops Hotline A newsletter for commercial vegetable growers prepared by the Purdue University Cooperative Extension Service

Soil Fertility and Fertilizers
Soil nutrients, plant nutrition, soil testing and sampling, soil acidity, soil organic matter, green manures and cover crops, animal manures, fertilizer recommendations, fertilizer materials, etc.

A Case Study: What Cover Crops Could Achieve in High Tunnels in the Middle of Summer?

August 4, 2016 - From Issue: 618

By: Wenjing Guan

Figure 2. Cowpea was worked into the soil

We have grown strawberries from Aug, 2015 to May, 2016 in one of our high tunnels at Southwest Purdue Agricultural Center. After taking the strawberry plants out of the high [Read More…]

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Vegetable Crops – General

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How Much Nitrogen is Too Much for Pumpkins

June 8, 2016 - From Issue: 614

By: Wenjing Guan

We sometimes hear that excessive nitrogen could delay fruit set, stimulate excessive vine growth, and depress overall yield of pumpkins, but it is often unclear how much nitrogen is too [Read More…]

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Cucurbits
- Pumpkins

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Soil Fertility and Fertilizers

Salt Accumulation for Vegetable Production in High Tunnels

May 10, 2016 - From Issue: 612

By: Wenjing Guan

In a recent visit to a high tunnel, we observed a severe salinity problem on tomatoes. Approximately one month after planting , most tomato plants in the affected area had [Read More…]

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Importance of Water and Soil Analysis for High Tunnel Growers

April 12, 2016 - From Issue: 610

By: Petrus Langenhoven

Census data showed that in 2014 Indiana (12 acres), Illinois (11 acres) and Kentucky (13 acres) dedicated a very small portion of their food crop acreage to production under protection.[Read More…]

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Vegetable Crops – General

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Effects of Nitrogen Fertilizers on Soil pH

April 11, 2016 - From Issue: 610

By: Wenjing Guan

Soil pH plays an important role in plant nutrition. However, we might not be familiar with how nitrogen fertilizers influence soil pH over time. This article explains how nitrogen fertilizers [Read More…]

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Vegetable Crops – General

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Soil Fertility and Fertilizers

Managing Manure – How Long is Long Enough?

October 29, 2015 - From Issue: 607

By: Scott Monroe

There are certain questions within our culture for which there are simply no good answers. For example, how many times have we heard the classic question, “If a tree falls [Read More…]

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Liming

September 17, 2015 - From Issue: 606

By: Wenjing Guan

Crop production, decomposition of organic matter, using ammonium-producing nitrogen fertilizers, and rainfall all lower soil pH. To maintain soil pH in the optimal range (6.5 to 6.8) for vegetable production,[Read More…]

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Vegetable Crops – General

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Cation Exchange Capacity (CEC): What Does It Mean?

September 4, 2015 - From Issue: 605

By: Wenjing Guan

You might remember seeing cation exchange capacity in soil test reports. Recently, I have been asked about what it means. This is one of the important soil characteristics that we [Read More…]

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Vegetable Crops – General

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Soil Fertility and Fertilizers

Mid-Season Nitrogen Management in Pumpkins

August 4, 2015 - From Issue: 603

By: Dan Egel

Pumpkins are off to good start and vines are starting to run, which means it is time to think about making a sidedress application of nitrogen. Typically, I recommend to split [Read More…]

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Cucurbits
- Pumpkins

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Soil Fertility and Fertilizers

Magnesium and Manganese in Melon

July 22, 2015 - From Issue: 602

By: Dan Egel and Liz Maynard

Magnesium deficiency in cantaloupe often occurs in high

I have observed many fields of cantaloupes with magnesium deficiency or manganese toxicity. Watermelon plants may exhibit similar symptoms, but not as frequently as cantaloupe. Both disorders are related to [Read More…]

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Cucurbits

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Soil Fertility and Fertilizers
Soil nutrients, plant nutrition, soil testing and sampling, soil acidity, soil organic matter, green manures and cover crops, animal manures, fertilizer recommendations, fertilizer materials, etc.

A Case Study: What Cover Crops Could Achieve in High Tunnels in the Middle of Summer?

How Much Nitrogen is Too Much for Pumpkins

Salt Accumulation for Vegetable Production in High Tunnels

Importance of Water and Soil Analysis for High Tunnel Growers

Effects of Nitrogen Fertilizers on Soil pH

Managing Manure – How Long is Long Enough?

Liming

Cation Exchange Capacity (CEC): What Does It Mean?

Mid-Season Nitrogen Management in Pumpkins

Magnesium and Manganese in Melon

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Soil Fertility and Fertilizers Soil nutrients, plant nutrition, soil testing and sampling, soil acidity, soil organic matter, green manures and cover crops, animal manures, fertilizer recommendations, fertilizer materials, etc.

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Soil Fertility and Fertilizers
Soil nutrients, plant nutrition, soil testing and sampling, soil acidity, soil organic matter, green manures and cover crops, animal manures, fertilizer recommendations, fertilizer materials, etc.

PRIMARY
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College of Ag Sites
College of Ag Sites

Related Sites
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