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Reference · Crops

Grasses

Grasses (Latin: Poaceae) form one of the most important plant families in agriculture, encompassing vital cereal crops like wheat, rice, maize, barley, and oats. These monocotyledonous plants are the foundation of global food security, providing essential grains for human consumption, livestock feed, and diverse industrial raw materials such as biofuel and textiles.

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Rostraria9 Rytidosperma8 Sacciolepis8 Rye5 Rugoloa2 Sasaella2 Schismus2 Rottboellia1 Sasa1 Schizachne1 Schizachyrium1
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Rigid panicgrass Panicum rigidulum Rock bent Agrostis rupestris Rock fescue Festuca saxatilis Rostraria Rostraria 9 items Rottboellia Rottboellia L. f. 1 item Rottboellia goalparensis Rottboellia goalparensis Rottboellia purpurascens Rottboellia purpurascens Rottboellia selloana Rottboellia selloana Rough barnyard grass Echinochloa muricata Rough bentgrass Agrostis scabra Rough bristlegrass Setaria verticillata Rough fescue Festuca asperula Rough fescue Festuca scabrella Rough lovegrass Eragrostis aspera Rough sugarcane Saccharum asperum Rough-stemmed fescue Festuca scabriculmis Rugoloa Rugoloa 2 items Rush Ehrharta Ehrharta juncea Rush-leaved fescue Festuca juncifolia Rusty lovegrass Eragrostis ferruginea Rye Secale 5 items Rytidosperma Rytidosperma 8 items Saccharum strictum Saccharum strictum Sacciolepis Sacciolepis 8 items Salt couch grass Sporobolus spicatus Saltgrass Distichlis thalassica Sand brome Bromus arenarius Sand cat's-tail Phleum arenarium Sand fescue Festuca psammophila Sand Fescue Festuca arenaria Sand lovegrass Eragrostis arenicola Sandhill muhly Muhlenbergia pungens Sardinian fescue Festuca sardoa Sarepta needle grass Stipa sareptana Sasa Sasa Makino & Shibata 1 item Sasa Sasa Sasa Sasa hybrids Sasa borealis Sasa borealis Sasa nipponica Sasa nipponica Sasa palmata Sasa palmata Sasa senanensis Sasa senanensis Sasa tsuboiana Sasa tsuboiana Sasa veitchii Sasa veitchii Sasaella Sasaella 2 items Scaly lovegrass Eragrostis squamata Schell's oat-grass Helictotrichon schellianum Schimper's bentgrass Agrostis schimperiana Schimper's lovegrass Eragrostis schimperi Schinz's millet Panicum schinzii Schismus Schismus 2 items Schizachne Schizachne 1 item Schizachyrium Schizachyrium 1 item Schizachyrium brevifolium Schizachyrium brevifolium Schizachyrium condensatum Schizachyrium condensatum Schizachyrium delicatum Schizachyrium delicatum Schizachyrium exile Schizachyrium exile Schizachyrium maclaudii Schizachyrium maclaudii Schizachyrium nodulosum Schizachyrium nodulosum Schizachyrium paniculatum Schizachyrium paniculatum Schizachyrium platyphyllum Schizachyrium platyphyllum
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Grasses

Botanically, grasses are characterized by fibrous root systems, jointed stems known as culms, and leaves with parallel venation. Their flowers are typically arranged in spikelets, forming complex inflorescences like spikes or panicles. The fruit is a caryopsis, a type of grain in which the fruit wall is fused to the seed coat, distinguishing them from other botanical fruits.

The distribution of grasses is worldwide, ranging from equatorial regions to subarctic zones. This adaptability is the result of long-term natural evolution and centuries of selective breeding. Most cultivated grasses originated in fertile valleys of the Near East, East Asia, and the Americas, where ancient civilizations first practiced sedentary agriculture.

Agronomic requirements depend on the specific species, though most grasses thrive in well-drained soils rich in nitrogen, phosphorus, and potassium. Crop management practices include soil tillage, strategic fertilization, and adherence to crop rotation cycles to maintain soil health. Irrigation is essential for high-yield species like rice, while others are adapted to rain-fed farming systems.

Key challenges in cultivation include fungal pathogens like rusts, smuts, and mildews, alongside insect pests such as aphids, stem borers, and locusts. Integrated Pest Management (IPM) strategies, involving the use of resistant crop varieties, biological control, and judicious pesticide application, are essential for ensuring sustainable yields and optimal grain quality.

  • Cereals: primary grains for food production.
  • Forage grasses: critical for livestock pastures and silage.
  • Turf and ornamental grasses: significant for landscaping and soil erosion control.