water,
grow,
produce,
yield,
fertilize,
install (irrigation),
irrigate,
plant,
seed,
harvest,
turn over (soil),
rotate (crops),
plant (a cover crop),
spray (with pesticides),
modify (seed),
engineer (high-yielding varieties of grain),
cultivate,
spread (seed),
douse (crop with pesticide),
store (corn in a silo),
thresh,
bale (hay),
reap,
pick enrich (soil),
preserve (soil health),
maintain (a healthy ecosystem),
replenish (soil nutrients),
protect (surrounding land/water table),
boost (quality of food),
prevent (erosion of topsoil),
preserve (moisture in the soil),
reduce (watering/waste),
conserve water,
prevent (evaporation) trap,
seed,
rotate (crops),
compost,
mulch,
hill up,
enrich (soil),
condition (the soil),
spray (oil on pests),
build up (loam),
pick (aphids off leaves),
spread (manure),
double-dig,
companion plant,
collect (seed),
naturalize