Peppermint yields in Southern Australia are highly variable and this is impacting on the long term viability of the industry. The average yield is approximately 50 kg / ha, despite attempts to improve management practice. Peppermint is also an important crop that provides the necessary throughput to sustain the viability of field distillation units.
Publisher:
Rural Industries Research and Development Corporation, RIRDC Australia

The spinach production manual addresses the following topics:
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Varieties
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Seeding and planting
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Fertilizer and lime
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Plant tissue analysis
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Irrigation
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Weed management
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Insect management
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Disease management
Publisher:
University of Florida, IFAS Extension

La expansión de los invernaderos de malla para el cultivo estival es comarcas interiores de diversas regiones españolas podría favorecer el desarrollo económico de las mismas, especialmente en aquellas zonas en las que se aprecia falta de opciones de desarrollo y un claro desequilibrio con las regiones costeras, de mejores condiciones climatológicas y con un alto potencial de crecimiento económico.
Authors:
Mercedes Romero Gámez
Authors:
Elisa M. Suárez Rey
Authors:
Teresa Soriano Vallejo
Publisher:
Junta de Andalucía. Instituto de Investigación y Formación Agraria y Pesquera
Una buena producción de papa depende de sembrar una semilla que sea de calidad. Eso significa que la semilla esté limpia, uniforme y libre de plagas.
Publisher:
Centro Internacional de la Papa

Throughout this manual we have discussed how organic farmers strive to build healthy soil in order to create the best possible environment for plant growth. A healthy soil is primarily defined by its fertility, which in turn depends largely on the interactions of its physical, chemical, and biological properties.
Authors:
Keith R. Baldwin
Publisher:
North Carolina Cooperative Extension Service