Edible-pod pea production in California. M. Gaskell. (1997) UC ANR Publication 7233.
Edible-pod peas. (2003) Oregon State Univ., Commercial Vegetable Production Guides.
Nutrient requirements and specific deficiency symptoms of vegetable species. R.J. Wood. (1996) Fertiliser Recommendations for Horticultural Crops, New Zealand Ministry of Agriculture and Fisheries.
Peas :: eastern Oregon, east of Cascades. H. Gardener, N.S. Mansour, V. Pumphrey. (2000) Oregon State Univ. Extension Service Fertilizer Guide 72.
Peas :: western Oregon. (2003) Oregon State Univ., Commercial Vegetable Production Guides.
Peas for processing :: eastern Oregon. (2003) Oregon State Univ., Commercial Vegetable Production Guides.
Peas and lentils. R.L. Mahler. (1991) Univ. of Idaho, Northern Idaho Fertilizer Guide, CIS 448.
Spring peas. R.L. Mahler. (2005) Univ. of Idaho, Northern Idaho Fertilizer Guide, CIS 1084.
CPSC = California Plant and Soil Conference
FFTC ASPAC = Food & Fertilizer Technology Center for the Asian and Pacific Region
FREP = Fertilizer Research and Education Program completed project
UC ANR = University of California Agriculture and Natural Resources
UF IFAS = University of Florida Institute of Food and Agricultural Sciences
WNMC = Western Nutrient Management Conference
WTFRC = Washington Tree Fruit Research Commission