Deterioration (1) Pruning (1) Brittleness (1) Agriculture (1) Symptoms (1) Stress (Physiology) (1) Production (Economic theory) (1) Notebooks (1) Motion (1) Markets (1) Farms (1) Farmers (1) Evidence (1) Debtor and creditor (1) Debt (1) Capitalists and financiers (1) Capital (1) Authors (1) Agriculture and state (1) Agricultural prices (1) Influence (1) Sociological aspects (1) Structure (1) September (1) Evolution (1) Organization (1) Productos agrícolas--Precios (1) Agricultores (1) Estrés (Fisiología) (1) Organizaciones (1)