Related by context. Frequent words. (Click for all words.) 71 irrigation 61 rainwater harvesting 61 irrigate 61 irrigated 59 drought resistant 56 irrigating 53 drought tolerant 51 hydroponics 50 tillage 49 Irrigation 48 hydroponic 47 tilling 46 fertilizers 46 greenhouses 46 watering 46 sprayer 46 fertilizing 46 succulents 46 chemical fertilizers 46 reverse osmosis 45 aeration 45 sprinklers 45 organic gardening 45 organic fertilizer 45 crops 45 harvesting 45 organic farming 45 rainwater 45 flush toilets 44 Watering 44 drainage 44 fertilize 44 geothermal heating 44 fertilizer 44 solar panels 44 mulching 43 nitrogen fertilizer 43 cultivation 43 IPM 43 vegetable gardens 43 alfalfa 43 water purification 43 sprayers 43 desalination 43 seedlings 42 drip 42 irrigation canals 42 planting 42 solar thermal 42 floriculture 42 seedling 42 Bt cotton 42 cistern 41 compost 41 organic fertilizers 41 vegetable garden 41 germination 41 garden hose 41 cisterns 41 filtration 41 sump pump 41 showerhead 41 planting trees 40 potting soil 40 farming 40 potable water 40 agricultural 40 grower 40 sprinkler system 40 sprinkler 40 fungicides 40 planter 40 landscaping 40 replant 40 photovoltaic panels 40 agricultural inputs 40 sprinkler systems 40 replanted 40 composting 40 solar powered 39 horticulture 39 replanting 39 houseplants 39 agronomic 39 compost bin 39 potted plants 39 plantings 39 planters 39 orchard 39 Solar PV 39 soil moisture 39 garden 39 vegetable growers 39 soil fertility 39 mulch 39 solar photovoltaic 39 ornamental plants 39 water 38 growers 38 Desalination 38 farmers