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Gray), a rubber-plant of the Chihuahuan Desert ( ) Author Francis Ernest Lloyd Title Guayule (Parthenium argentatum Gray), a rubber-plant of the Chihuahuan...
Soil culture : containing a comprehensive view of agriculture, horticulture, pomology, domestic animals, rural economy, and agricultural literature (...
0falsefalse English applies to jurisdiction: United States of America determination method or standard: work of the federal government of the United States...
and air is forced over them. When dry, the samples are crushed between rubber belts on a soil crusher and passed through a 1-mm sieve. Material coarser...
and air is forced over them. When dry, the samples are crushed between rubber belts on a soil crusher and passed through a 1-mm sieve. Material coarser...
and air is forced over them. When dry, the samples are crushed between rubber belts on a soil crusher and passed through a 1-mm sieve. Material coarser...
and air is forced over them. When dry, the samples are crushed between rubber belts on a soil crusher and passed through a 1-mm sieve. Material coarser...
and air is forced over them. When dry, the samples are crushed between rubber belts on a soil crusher and passed through a 1-mm sieve. Material coarser...
