Effect of Different Biological and Organic Nutrition Systems on Intercropping of Smooth Vetch (Vicia dasycarpa Ten.) and Parsley (Petroselinum crispum L) Production

Document Type : Research Paper

Authors

1 Economic Affairs of Kermanshah Governorate, Ministry of Interior, Iran

2 Department of Medicinal Plants,Kermanshah ACECR Institute of Higher Education, Kermanshah, Iran

3 College of Agriculture, California State Polytechnic University, Pomona, USA

4 Agrotecnology Ph.D Student at Razi University

Abstract

Intercropping is one of the most important techniques to increase diversity in an agricultural ecosystem. To investigate the quantitative and qualitative characteristics of forage in additive intercropping of (Vicia dasycarpa Ten.) and (Petroselinum crispum L.) in the spring cultivation, a study was conducted at the Educational Research complex of Jihad University of Kermanshah in 2021. The experiment was conducted using a split plot design based on a randomized complete block design with three replications. The first factor was the different nutritional treatments at four levels: control (no fertilizer), biological fertilizer (BioNPK 100) which included nitrogen fixing biofertilizer (BioN), phosphorus biofertilizer (BioP), and potassium biofertilizer (BioK)), organic animal fertilizer (Mf 100), and 50% animal manure + complete biological fertilizer (Mf 50+BioNPK 50). The second factor was the sole and intercropping systems at three levels: sole cropping of 100% Vicia dasycarpa (V100), additive intercropping of 100% Vicia dasycarpa + 50% Petroselinum crispum (V100P50), and additive intercropping of 100% Vicia dasycarpa + 100% Petroselinum crispum (V100P100). The results showed that the highest dry yield of forage was obtained with intercropping of 100% Vicia dasycarpa + 100% Petroselinum crispum with the integrated use of 50% complete biological fertilizer + 50% animal manure (2853 kg/ha). Complete biological fertilizer in intercropping of 100% Vicia dasycarpa + 50% Petroselinum crispum gained the highest dry yield (2620 kg/ha). According to results using organic animal fertilizer (40000 kg/ha) + complete biological fertilizers (100 g/ha) were recommended for medicinal forage production in Kermanshah, Iran and similar areas.

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