N rate

System^‡

Fallow-

Wheat_Sep15

Wheat_Sep30

Wheat_Oct15

Wheat_Oct30

Wheat_Nov15

Wheat_Nov30

Cowpea grain yields

0

Fallow-

-

-

-

-

-

-

-

Cowpea_Jun01-

836

0

140

349

395

380

366

Cowpea_Jun15-

860

0

0

166

324

386

372

Cowpea_Jul01-

893

0

0

50

247

408

396

Cowpea_Jul15-

796

0

0

32

141

365

513

Wheat grain yields

0

Fallow-

-

952

1158

1252

1327

1329

1353

Cowpea_Jun01-

-

0

445

783

1024

1154

1158

Cowpea_Jun15-

-

0

0

614

892

1175

1050

Cowpea_Jul01-

-

0

0

50

539

938

968

Cowpea_Jul15-

-

0

0

51

263

745

1020

50

Fallow-

-

2928

3121

3267

3289

3304

3283

Cowpea_Jun01-

-

0

701

1181

1478

1605

1543

Cowpea_Jun15-

-

0

0

962

1256

1681

1625

Cowpea_Jul01-

-

0

0

92

820

1441

1465

Cowpea_Jul15-

-

0

0

89

455

1347

1713

100

Fallow-

-

4942

5167

5318

5275

5176

5085

Cowpea_Jun01-

-

0

893

1384

1693

1780

1666

Cowpea_Jun15-

-

0

0

1184

1521

1953

1879

Cowpea_Jul01-

-

0

0

125

1013

1780

1759

Cowpea_Jul15-

-

0

0

139

643

1837

2173